{"id":44319,"date":"2023-11-20T10:25:25","date_gmt":"2023-09-30T20:27:37","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%b5%b6%e7%b4%a7%e5%ad%a6%e4%b9%a0golang\/"},"modified":"2024-05-04T09:58:36","modified_gmt":"2024-05-04T01:58:36","slug":"%e8%b5%b6%e7%b4%a7%e5%ad%a6%e4%b9%a0golang","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%b5%b6%e7%b4%a7%e5%ad%a6%e4%b9%a0golang\/","title":{"rendered":"\u8d76\u7d27\u5b66\u4e60Golang"},"content":{"rendered":"

\u5173\u4e8e<\/h1>\n

\u8fd9\u662f\u4e3a\u90a3\u4e9b\u6709\u5176\u4ed6\u8bed\u8a00\u7ecf\u9a8c\u7684\u4eba\u548c\u60f3\u8981\u5b66\u4e60Golang\u7684\u4eba\u63d0\u4f9b\u7684\u4e00\u4e2a\u5feb\u901f\u5b66\u4e60\u57fa\u672c\u8bed\u6cd5\u7684\u603b\u7ed3\u3002<\/p>\n

\u4f60\u597d\uff0c\u4e16\u754c<\/h1>\n

\u9996\u5148\u662f\u57fa\u672c\u7684\u201c\u4f60\u597d\u4e16\u754c\u201d\u3002<\/p>\n

package<\/span> main<\/span>\r\n\r\nimport<\/span> \"fmt\"<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>\"Hello, World\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
Go Playground<\/p>\n
\u628a\u4ee5\u4e0b\u5185\u5bb9\u7528\u6c49\u8bed\u8fdb\u884c\u672c\u5730\u5316\u89e3\u91ca\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1a<\/h1>\n
\u5305\u88f9<\/p>\n
\u6240\u6709\u7684\u975emain\u5305\u5fc5\u987b\u4e0e\u76ee\u5f55\u7ed3\u6784\u4e00\u81f4\u3002<\/p>\n
\u8f6f\u4ef6\u5305\u58f0\u660e<\/h2>\n
package<\/span> pkg<\/span>\r\n<\/code><\/pre>\n
\u5bfc\u5165<\/h2>\n
\u5f15\u5165\u5305(package)\u7684\u5bfc\u5165<\/p>\n
import<\/span> \"pkg\"<\/span>\r\n<\/code><\/pre>\n
\u4e5f\u53ef\u4ee5\u540c\u65f6\u5bfc\u5165\u591a\u4e2a\u5305\u3002\u53ef\u4ee5\u4f7f\u7528\u201c\u6807\u51c6\u5305\u201d\uff0c\u201c\u5de5\u4f5c\u7a7a\u95f4\u4e0a\u7684\u5305\u201d\u548c\u201c\u672c\u5730(\u76f8\u5bf9\u8def\u5f84)\u201d\u6765\u5bfc\u5165\u3002<\/p>\n
import<\/span> (<\/span>\r\n    \"pkg\"<\/span>\r\n    \"pkg\/sub\"<\/span>\r\n    a<\/span> \"abc\"<\/span> \/\/ \u5225\u540d\u3067\u306eimport<\/span>\r\n    .<\/span> \"def\"<\/span> \/\/ \u30c9\u30c3\u30c8\u3067\u306eimport(package\u540d\u3092\u7701\u7565\u3067\u304d\u308b<\/span>\r\n    _<\/span> \"ghi\"<\/span> \/\/ \u30d6\u30e9\u30f3\u30af\u3067\u306eimport(init\u95a2\u6570\u3060\u3051\u5b9f\u884c\u3055\u308c, package\u306f\u4f7f\u7528\u3067\u304d\u306a\u3044)<\/span>\r\n\r\n)<\/span>\r\n\r\n<\/code><\/pre>\n
\u5bfc\u51fa<\/h2>\n
\u5728\u9876\u7ea7\u58f0\u660e\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ece\u5176\u4ed6\u5305\u4e2d\u4f7f\u7528\u201c\u51fd\u6570\/\u65b9\u6cd5\u201d\u3001\u201c\u53d8\u91cf\/\u5e38\u91cf\u201d\u548c\u201c\u7c7b\u578b\u201d\u3002\u7136\u800c\uff0c\u5b83\u4eec\u9700\u8981\u4ee5\u5927\u5199\u5b57\u6bcd\u5f00\u5934\u3002<\/p>\n
type<\/span> Hoge<\/span> struct<\/span> {<\/span>\r\n    Name<\/span> string<\/span> \/\/ public\u6271\u3044<\/span>\r\n    age<\/span> int<\/span>     \/\/ private\u6271\u3044<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> Hello<\/span>()<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>\"public\u6271\u3044\u5916\u90e8\u304b\u3089\u4f7f\u7528\u3067\u304d\u308b\"<\/span>)<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> hello<\/span>()<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>\"private\u6271\u3044\u5916\u90e8\u304b\u3089\u4f7f\u7528\u3067\u304d\u306a\u3044\"<\/span>)<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
\u521d\u59cb\u5316\u51fd\u6570<\/h2>\n
\u7528\u4e8e\u6267\u884c\u4e00\u6b21\u7684\u7279\u6b8a\u51fd\u6570\uff0c\u7528\u4e8e\u521d\u59cb\u5316package\uff08\u5728\u7a0b\u5e8f\u6267\u884c\u65f6\u9996\u5148\u88ab\u8c03\u7528\uff09\u3002\u5b83\u53ef\u4ee5\u6709\u591a\u4e2a\u5b9a\u4e49\u4f46\u8c03\u7528\u987a\u5e8f\u662f\u4e0d\u786e\u5b9a\u7684\u3002<\/p>\n
func<\/span> init<\/span>()<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>\"init1\"<\/span>)<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> init<\/span>()<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>\"init2\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5185\u90e8<\/h2>\n
\u4f9b\u5e94\u5546<\/h2>\n
\u57fa\u7840\u8bed\u6cd5<\/h1>\n
\u8bc4\u8bba t\u01d0)<\/h2>\n
\/\/ \u884c\u30b3\u30e1\u30f3\u30c8<\/span>\r\n\/*\r\n\u30d6\u30ed\u30c3\u30af\u30b3\u30e1\u30f3\u30c8\r\n*\/<\/span>\r\n<\/code><\/pre>\n
\u884c\u672b<\/h2>\n
\u57fa\u672c\u4e0a\uff0c\u5c07\u63db\u884c\u8996\u70ba\u884c\u5c3e\u8655\u7406\u3002\u5373\u4f7f\u662f\u300c\uff1b\uff08\u5206\u865f\uff09\u300d\u4e5f\u662f\u884c\u5c3e\u3002<\/p>\n
var<\/span> v1<\/span> =<\/span> 1<\/span>\r\nvar<\/span> v2<\/span> =<\/span>\r\n    2<\/span>\r\n<\/code><\/pre>\n
\u9274\u522b\u7b26\u53f7<\/h2>\n
\u7528\u4e2d\u6587\u8fdb\u884c\u7ffb\u8bd1\u7684\u4e00\u79cd\u65b9\u5f0f\u5982\u4e0b\uff1a
\n\u4e0e\u57fa\u672c\u7684\u7f16\u7a0b\u8bed\u8a00\u76f8\u540c\u7684([a-zA-Z_][a-zA-Z_0-9]*). \u4e3a\u4e86\u9632\u6b62\u9519\u8bef\uff0c\u660e\u786e\u89c4\u5b9a\u4e0d\u4f7f\u7528\u4e00\u4e2a\u4e0b\u5212\u7ebf\u7684\u7279\u6b8a(\u7a7a\u767d)\u6807\u8bc6\u7b26\u3002<\/p>\n
var<\/span> _<\/span> =<\/span> 100<\/span>\r\nv<\/span>,<\/span> _<\/span> :=<\/span> Func<\/span>()<\/span> \/\/ 2\u500b\u76ee\u306e\u623b\u308a\u5024\u306f\u4f7f\u308f\u306a\u3044<\/span>\r\n<\/code><\/pre>\n
– \u7c7b\u578b<\/h2>\n
\u57fa\u672c\u578b – \u539f\u751f\u5730\u5728\u4e2d\u6587\u4e2d\u6539\u8ff0 \u3002<\/p>\n
\n
\u7a2e\u985e\u578b\u540d\u30b5\u30a4\u30ba\u7b26\u53f7\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u8aac\u660e\u6574\u6570int4\/8\u25cb0\u7b26\u53f7\u4ed8\u304d\u6574\u6570. \u30b5\u30a4\u30ba\u306fCPU\u4f9d\u5b58\u3003int81\u25cb0int(8\u30d3\u30c3\u30c8)\u3003int162\u25cb0int(16\u30d3\u30c3\u30c8)\u3003int324\u25cb0int32(\u30d3\u30c3\u30c8)\u3003int648\u25cb0int64(\u30d3\u30c3\u30c8)\u3003uint4\/8\u25cb0\u7b26\u53f7\u306a\u3057\u6574\u6570. \u30b5\u30a4\u30ba\u306fCPU\u4f9d\u5b58\u3003uint81\u00d70uint(8\u30d3\u30c3\u30c8)\u3003uint162\u00d70uint(16\u30d3\u30c3\u30c8)\u3003uint324\u00d70uint(32\u30d3\u30c3\u30c8)\u3003uint648\u00d70uint(64\u30d3\u30c3\u30c8)\u3003byte1\u00d70uint8\u306e\u5225\u540d\u3003rune4\u25cb0int32\u306e\u5225\u540d. Unicode\u30b3\u30fc\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u683c\u7d0d\u3003uintptr-\u00d70\u30dd\u30a4\u30f3\u30bf\u306e\u5024\u3092\u6570\u5024\u3067\u683c\u7d0d. \u30b5\u30a4\u30ba\u306fCPU\u4f9d\u5b58\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570float324-0.032\u30d3\u30c3\u30c8\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570(IEEE754\u6e96\u62e0)\u3003float648-0.064\u30d3\u30c3\u30c8\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570(IEEE754\u6e96\u62e0)\u8907\u7d20\u6570complex648-0.0float32\u306e\u5b9f\u6570\u3068\u865a\u6570\u3092\u6301\u3064\u8907\u7d20\u6570\u3003complex12816-0.0float64\u306e\u5b9f\u6570\u3068\u865a\u6570\u3092\u6301\u3064\u8907\u7d20\u6570\u6587\u5b57\u5217string–“”\u6587\u5b57\u5217\u3092\u683c\u7d0d\u771f\u507d\u5024bool–false\u771f(true)\u307e\u305f\u306f\u507d(false)\u3092\u683c\u7d0d<\/div>\n<\/div>\n
\u591a\u529f\u80fd\u7684<\/p>\n
\n
\u7a2e\u985e\u578b\u540d\u8aac\u660e\u914d\u5217[n]T\u56fa\u5b9a\u9577\u914d\u5217\u30b9\u30e9\u30a4\u30b9[]T\u53ef\u5909\u9577\u914d\u5217\u30dd\u30a4\u30f3\u30bf*T\u30a2\u30c9\u30ec\u30b9\u3092\u683c\u7d0d\u30de\u30c3\u30d7map[Tk] Tv\u30de\u30c3\u30d7(key-value)\u306e\u30da\u30a2\u3092\u683c\u7d0d\u30c1\u30e3\u30cd\u30ebchan T\u4e26\u5217\u51e6\u7406\u6642\u306e\u901a\u4fe1\u7528\u95a2\u6570func(T1)T2\u95a2\u6570\u3092\u683c\u7d0d\u69cb\u9020\u4f53struct{ … }\u69cb\u9020\u4f53(\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u96c6\u5408)interfaceinterface{ … }\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9(\u30e1\u30bd\u30c3\u30c9\u306e\u96c6\u5408)<\/div>\n<\/div>\n
\u53d8\u91cf\u58f0\u660e<\/h2>\n
\u8c37\u6b4c\u7684Go\u8bed\u8a00\u7684\u53d8\u91cf\u58f0\u660e<\/p>\n
    \n
  • \n
      \u578b\u540d\u304c\u5909\u6570\u540d\u306e\u3042\u3068(var \u5909\u6570\u540d \u578b\u540d)<\/ul>\n<\/li>\n<\/ul>\n
       <\/p>\n
        \n
      • \n
          var\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u3046(:=\u3067\u7701\u7565\u53ef\u80fd)<\/ul>\n<\/li>\n<\/ul>\n
           <\/p>\n
            \u578b\u63a8\u8ad6\u3067\u304d\u308b<\/ul>\n
            var<\/span> v1<\/span> int<\/span>      \/\/ \u521d\u671f\u5024\u306a\u3057(\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3067\u521d\u671f\u5316)<\/span>\r\nvar<\/span> v2<\/span> int<\/span> =<\/span> 10<\/span> \/\/ \u521d\u671f\u5024\u3042\u308a<\/span>\r\nvar<\/span> v3<\/span>     =<\/span> 10<\/span> \/\/ \u578b\u306e\u7701\u7565(\u521d\u671f\u5024\u306e\u6307\u5b9a\u306e\u5fc5\u8981\u3042\u308a)<\/span>\r\nvar<\/span> v4<\/span>,<\/span> v5<\/span> int<\/span>          \/\/ \u8907\u6570\u306e\u5909\u6570(\u521d\u671f\u5024\u306a\u3057) <\/span>\r\nvar<\/span> v6<\/span>,<\/span> v7<\/span> int<\/span> =<\/span> 10<\/span>,<\/span> 20<\/span> \/\/ \u8907\u6570\u306e\u5909\u6570(\u521d\u671f\u5024\u3042\u308a)<\/span>\r\nvar<\/span> v8<\/span>,<\/span> v9<\/span>     =<\/span> 10<\/span>,<\/span> 20<\/span> \/\/ \u8907\u6570\u306e\u5909\u6570(\u578b\u7701\u7565)<\/span>\r\nvar<\/span> v10<\/span>,<\/span> v11<\/span> =<\/span> func<\/span>()<\/span> \/\/ \u623b\u308a\u5024\u304c2\u500b\u306e\u95a2\u6570<\/span>\r\n\r\nvar<\/span> (<\/span> \/\/ \u307e\u3068\u3081\u3066\u5ba3\u8a00<\/span>\r\n    v12<\/span> int<\/span> =<\/span> 100<\/span>\r\n    v13<\/span>     =<\/span> 200<\/span>\r\n)<\/span>\r\n\r\nv14<\/span> :=<\/span> 300<\/span> \/\/ var v14 = 300\u3068\u540c\u3058<\/span>\r\n<\/code><\/pre>\n
            \u6587\u5b57<\/h2>\n
            \/\/ \u6574\u6570\u30ea\u30c6\u30e9\u30eb(int\u578b)<\/span>\r\ndec<\/span> :=<\/span> 1234<\/span>\r\noct<\/span> :=<\/span> 01234<\/span> \r\nhex<\/span> :=<\/span> 0xabc<\/span>\r\n\r\n\/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u30ea\u30c6\u30e9\u30eb(float64\u578b)<\/span>\r\nf1<\/span> :=<\/span> 1.2<\/span>\r\nf2<\/span> :=<\/span> 1.2e-2<\/span> \/\/ \u6307\u6570\u8868\u8a18<\/span>\r\n\r\n\/\/ \u865a\u6570\u30ea\u30c6\u30e9\u30eb(complex128\u578b)<\/span>\r\ni1<\/span> :=<\/span> 1.2i<\/span>\r\ni2<\/span> :=<\/span> 1.2i<\/span>+<\/span>3<\/span>\r\ni3<\/span> :=<\/span> complex<\/span>(<\/span>1.2<\/span>,<\/span> 2.3<\/span>)<\/span> \/\/ \u7d44\u307f\u8fbc\u307f\u95a2\u6570complex\u3067\u8907\u7d20\u6570\u3092\u4f5c\u6210<\/span>\r\nreal<\/span>(<\/span>i3<\/span>)<\/span> \/\/ \u7d44\u307f\u8fbc\u307f\u95a2\u6570real\u3067\u5b9f\u6570\u90e8\u3092\u53d6\u5f97<\/span>\r\nimag<\/span>(<\/span>i3<\/span>)<\/span> \/\/ \u7d44\u307f\u8fbc\u307f\u95a2\u6570imag\u3067\u865a\u6570\u90e8\u3092\u53d6\u5f97<\/span>\r\n\r\n\/\/ \u6587\u5b57<\/span>\r\nr<\/span> :=<\/span> 'a'<\/span> \/\/ rune(Unicode\u30b3\u30fc\u30c9\u30dd\u30a4\u30f3\u30c8)\u6587\u5b57<\/span>\r\ns<\/span> :=<\/span> \"abcdefg\"<\/span> \/\/ \u6587\u5b57\u5217<\/span>\r\nraw<\/span> :=<\/span> `abcd\r\nefg`<\/span> \/\/ raw(\u751f)\u6587\u5b57\u5217<\/span>\r\n\r\n\/\/ \u8907\u5408\u30ea\u30c6\u30e9\u30eb<\/span>\r\nv1<\/span> :=<\/span> [<\/span>3<\/span>]<\/span>int<\/span> {<\/span>1<\/span>,<\/span>2<\/span>,<\/span>3<\/span>}<\/span> \/\/ \u914d\u5217<\/span>\r\nv2<\/span> :=<\/span> []<\/span>int<\/span> {<\/span>1<\/span>,<\/span>2<\/span>,<\/span>3<\/span>}<\/span>\u3000<\/span>\/\/ \u30b9\u30e9\u30a4\u30b9<\/span>\r\nv3<\/span> :=<\/span> map<\/span>[<\/span>string<\/span>]<\/span>int<\/span> {<\/span>\"a\"<\/span>:<\/span>1<\/span>}<\/span> \/\/ \u30de\u30c3\u30d7<\/span>\r\nv4<\/span> :=<\/span> struct<\/span>{<\/span> a<\/span> int<\/span>}<\/span> {<\/span>a<\/span>:<\/span> 1<\/span>}<\/span> \/\/ \u69cb\u9020\u4f53<\/span>\r\n\r\n\/\/ \u95a2\u6570\u30ea\u30c6\u30e9\u30eb<\/span>\r\nf<\/span> :=<\/span> func<\/span>(<\/span>a<\/span> int<\/span>)<\/span> int<\/span> {<\/span>return<\/span> a<\/span>}<\/span>\r\nf<\/span>(<\/span>3<\/span>)<\/span>\r\n<\/code><\/pre>\n
            \u56fa\u5b9a\u7684\u6570\u91cf<\/h2>\n
            const<\/span> (<\/span>\r\n    c1<\/span> uint<\/span> =<\/span> 1<\/span> \/\/ uint\u578b<\/span>\r\n    c2<\/span> =<\/span> c1<\/span>     \/\/ uint\u578b<\/span>\r\n    c3<\/span> =<\/span> 3<\/span>      \/\/ \u578b\u306a\u3057<\/span>\r\n)<\/span>\r\n\r\nconst<\/span> (<\/span>\r\n    u1<\/span> uint<\/span> =<\/span> 1<\/span> \/\/ 1<\/span>\r\n    u2<\/span>      =<\/span> 1<\/span> \/\/ 1<\/span>\r\n    u3<\/span>      =<\/span> 1<\/span> \/\/ 1<\/span>\r\n)<\/span>\r\n<\/code><\/pre>\n
            \u5ffd\u7565\u5fae\u5c0f\u7684\u4e1c\u897f\u3002<\/h2>\n
            \u53ef\u4ee5\u521b\u5efa\u7c7b\u4f3c\u4e8eenum\u7684\u8fde\u7eed\u503c\u5e38\u91cf\u3002<\/p>\n
            package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\nconst<\/span> (<\/span>\r\n    a0<\/span>     =<\/span> iota<\/span>       \/\/ 0<\/span>\r\n    a1<\/span>     =<\/span> iota<\/span>       \/\/ 1<\/span>\r\n    a2<\/span>     =<\/span> 10<\/span>         \/\/ 10<\/span>\r\n    a3<\/span>     =<\/span> iota<\/span>       \/\/ 3(iota\u306e\u5024\u306f()\u5185\u3067\u306e\u884c\u6570\u3067\u6c7a\u307e\u308b)<\/span>\r\n    a4<\/span>,<\/span> a5<\/span> =<\/span> iota<\/span>,<\/span> iota<\/span> \/\/ \u3069\u3061\u3089\u30824<\/span>\r\n)<\/span>\r\n\r\nconst<\/span> (<\/span>\r\n    b0<\/span> =<\/span> iota<\/span>        \/\/ 0<\/span>\r\n    b1<\/span>               \/\/ 1(\u7701\u7565\u53ef\u80fd. 1\u884c\u76ee\u306eiota\u5f0f\u3092\u4f7f\u7528)<\/span>\r\n    b2<\/span>               \/\/ 2(\u3003)<\/span>\r\n    _<\/span>                \/\/ 3(\u30d6\u30e9\u30f3\u30af\u306b\u3088\u308b\u30b9\u30ad\u30c3\u30d7<\/span>\r\n    b3<\/span>               \/\/ 4<\/span>\r\n    b4<\/span> =<\/span> iota<\/span> *<\/span> iota<\/span> \/\/ 25(5*5)<\/span>\r\n)<\/span>\r\n\r\nconst<\/span> (<\/span>\r\n    c0<\/span> =<\/span> 1<\/span> <<<\/span> iota<\/span> \/\/ 1(1 << 0)<\/span>\r\n    c1<\/span>             \/\/ 2(1 << 1)<\/span>\r\n    c2<\/span>             \/\/ 4(1 << 2)<\/span>\r\n    c3<\/span>             \/\/ 8(1 << 3)<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>a0<\/span>,<\/span> a1<\/span>,<\/span> a2<\/span>,<\/span> a3<\/span>,<\/span> a4<\/span>,<\/span> a5<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>b0<\/span>,<\/span> b1<\/span>,<\/span> b2<\/span>,<\/span> b3<\/span>,<\/span> b4<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>c0<\/span>,<\/span> c1<\/span>,<\/span> c2<\/span>,<\/span> c3<\/span>)<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
            Go Playground<\/p>\n
            \u6f14\u5458\u9635\u5bb9<\/h2>\n
            v1<\/span> :=<\/span> int64<\/span>(<\/span>100<\/span>)<\/span>    \/\/ int->int64<\/span>\r\ns1<\/span> :=<\/span> []<\/span>byte<\/span>(<\/span>\"abc\"<\/span>)<\/span> \/\/ string->[]byte<\/span>\r\ns2<\/span> :=<\/span> string<\/span>(<\/span>s1<\/span>)<\/span>    \/\/ []byte->string<\/span>\r\n<\/code><\/pre>\n
            \u6761\u4ef6\u5206\u5c90\uff0c\u4e5f\u79f0\u4e3aif\u8bed\u53e5\u3002<\/h2>\n
            Golang\u7684if\u8bed\u53e5<\/p>\n
              \n
            • \n
                ()\u3067\u6761\u4ef6\u5f0f\u3092\u56f2\u308f\u306a\u3044<\/ul>\n<\/li>\n<\/ul>\n
                 <\/p>\n
                  \n
                • \n
                    \u6761\u4ef6\u5f0f\u306f\u771f\u507d\u5024\u578b\u3067\u306a\u304f\u3066\u3088\u3044<\/ul>\n<\/li>\n<\/ul>\n
                     <\/p>\n
                      \n
                    • \n
                        else if\/else\u306f\u524d\u306e\u6761\u4ef6\u30d6\u30ed\u30c3\u30af{}\u306e\u5f8c\u306b\u66f8\u304f. \u6539\u884c\u3057\u306a\u3044<\/ul>\n<\/li>\n<\/ul>\n
                         <\/p>\n
                          if\u6587(else\u30d6\u30ed\u30c3\u30af\u306e\u6700\u5f8c\u307e\u3067)\u3060\u3051\u306e\u30b9\u30b3\u30fc\u30d7\u3092\u6301\u3064\u5909\u6570\u3092\u5ba3\u8a00\u3067\u304d\u308b(\u4ed6\u306e\u5236\u5fa1\u69cb\u6587\u3082\u540c\u69d8)<\/ul>\n
                          if<\/span> \u6761\u4ef6\u5f0f1<\/span> {<\/span>\r\n    \/\/ \u6761\u4ef6\u5f0f1\u304ctrue\u306e\u3068\u304d\u5b9f\u884c<\/span>\r\n}<\/span> else<\/span> if<\/span> \u6761\u4ef6\u5f0f2<\/span> {<\/span>\r\n    \/\/ \u6761\u4ef6\u5f0f2\u304ctrue\u306e\u3068\u304d\u5b9f\u884c<\/span>\r\n}<\/span> else<\/span> {<\/span>\r\n    \/\/ \u305d\u308c\u4ee5\u5916\u306e\u3068\u304d\u5b9f\u884c<\/span>\r\n}<\/span>\r\n\r\n\/\/ if\u6587\u3067\u306e\u5909\u6570\u5ba3\u8a00<\/span>\r\n\/\/ \u521d\u671f\u5316\u6587\u3067\u4f7f\u3048\u308b\u6587<\/span>\r\n    \/\/ \u5909\u6570\u5ba3\u8a00(:=), \u4ee3\u5165\u6587, ++, --, \u95a2\u6570, \u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057, \u30c1\u30e3\u30f3\u30cd\u30eb\u9001\u4fe1\u30fb\u53d7\u4fe1<\/span>\r\nif<\/span> \u521d\u671f\u5316\u6587<\/span>;<\/span> \u6761\u4ef6\u5f0f1<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span> else<\/span> if<\/span> \u521d\u671f\u5316\u6587<\/span>;<\/span> \u6761\u4ef6\u5f0f2<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span> else<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span> \/\/ \u30b9\u30b3\u30fc\u30d7\u306f\u3053\u3053\u307e\u3067<\/span>\r\n<\/code><\/pre>\n
                          \u6761\u4ef6\u5206\u5c90\uff08switch\u8bed\u53e5\uff09<\/h2>\n
                          Golang\u7684switch\u8bed\u53e5<\/p>\n
                            \n
                          • \n
                              break\u6587\u3092\u66f8\u304b\u306a\u304f\u3066\u3082\u6b21\u306ecase\u304c\u5b9f\u884c\u3055\u308c\u306a\u3044(\u5b9f\u884c\u3059\u308b\u306b\u306ffallthrough\u6587\u3092\u4f7f\u3046)<\/ul>\n<\/li>\n<\/ul>\n
                               <\/p>\n
                                case\u6587\u306b\u6761\u4ef6\u5f0f\u3092\u66f8\u304f\u3053\u3068\u3082\u3067\u304d\u308b(true\u306e\u5834\u5408\u5b9f\u884c)<\/ul>\n
                                switch<\/span> \u5f0f1<\/span> {<\/span>\r\ncase<\/span> \u5f0f2<\/span>:<\/span>\r\n    ...<\/span>\r\ncase<\/span> \u5f0f3<\/span>,<\/span> \u5f0f4<\/span>:<\/span>\r\n    \/\/ \u5f0f3\u3068\u5f0f4\u306e\u3044\u305a\u308c\u304b\u3068\u4e00\u81f4\u3057\u305f\u5834\u5408\u5b9f\u884c<\/span>\r\n    ...<\/span>\r\ncase<\/span> \u5f0f5<\/span>:<\/span>\r\n    ...<\/span>\r\n    \/\/ \u6b21\u306ecase\u3082\u5b9f\u884c\u3055\u308c\u308b<\/span>\r\n    fallthrough<\/span>\r\ncase<\/span> \u5f0f6<\/span>:<\/span>\r\n    ...<\/span>\r\ndefault<\/span>:<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\nswitch<\/span> {<\/span> \/\/ \u3053\u3053\u306b\u306f\u5f0f\u3092\u66f8\u304b\u306a\u3044<\/span>\r\ncase<\/span> \u6761\u4ef6\u5f0f1<\/span>:<\/span>\r\n    ...<\/span>\r\ncase<\/span> \u6761\u4ef6\u5f0f2<\/span>:<\/span>\r\n    ...<\/span>\r\ndefault<\/span>:<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                Go Playground<\/p>\n
                                \u5faa\u73af\uff08for\u5faa\u73af\uff09<\/h2>\n
                                Golang\u7684for\u5faa\u73af<\/p>\n
                                  \n
                                • \n
                                    \u7e70\u308a\u8fd4\u3057\u306ffor\u6587\u3060\u3051(while\u6587\/do while\u6587\u306f\u306a\u3044)<\/ul>\n<\/li>\n<\/ul>\n
                                     <\/p>\n
                                      \n
                                    • \n
                                        \u57fa\u672c\u306fC\u8a00\u8a9e\u306a\u3069\u3068\u540c\u3058<\/ul>\n<\/li>\n<\/ul>\n
                                         <\/p>\n
                                          \n
                                        • \n
                                            \u591a\u91cdfor\u6587\u306f\u30e9\u30d9\u30eb\u6307\u5b9a\u306ebreak\u6587\/continue\u6587\u3067\u629c\u3051\u308b(goto\u6587\u3067\u3082\u53ef\u80fd)<\/ul>\n<\/li>\n<\/ul>\n
                                             <\/p>\n
                                              \u62e1\u5f35for\u6587(foreach)\u306f\u7d44\u307f\u8fbc\u307f\u95a2\u6570range\u3092\u4f7f\u3046<\/ul>\n
                                              for<\/span> \u521d\u671f\u5316\u6587<\/span>;<\/span> \u6761\u4ef6\u5f0f<\/span>;<\/span> \u66f4\u65b0\u51e6\u7406\u6587<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u6761\u4ef6\u5f0f\u306e\u307f(while)<\/span>\r\nfor<\/span> \u6761\u4ef6\u5f0f<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u7121\u9650\u30eb\u30fc\u30d7<\/span>\r\nfor<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u30e9\u30d9\u30eb\u3067\u5916\u90e8\u30eb\u30fc\u30d7\u306b\u30b8\u30e3\u30f3\u30d7<\/span>\r\nLoop<\/span>:<\/span>\r\nfor<\/span> ...<\/span> {<\/span>\r\n    for<\/span> ...<\/span> {<\/span>\r\n        if<\/span> ...<\/span> {<\/span>\r\n            continue<\/span> Loop<\/span>\r\n        }<\/span>\r\n        if<\/span> ...<\/span> {<\/span>\r\n            break<\/span> Loop<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                              package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    \/\/ \u6587\u5b57\u5217<\/span>\r\n    \/\/ \u7b2c1\u5909\u6570\uff1a\u30d0\u30a4\u30c8\u5358\u4f4d\u306e\u4f4d\u7f6e<\/span>\r\n    \/\/ \u7b2c2\u5909\u6570\uff1arune(Unicode\u30b3\u30fc\u30c9\u30dd\u30a4\u30f3\u30c8)<\/span>\r\n    s<\/span> :=<\/span> \"hoge\"<\/span>\r\n    for<\/span> i<\/span>,<\/span> c<\/span> :=<\/span> range<\/span>(<\/span>s<\/span>)<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>i<\/span>,<\/span> string<\/span>(<\/span>c<\/span>))<\/span> \/\/ rune->string<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u914d\u5217\u30fb\u30b9\u30e9\u30a4\u30b9<\/span>\r\n    \/\/ \u7b2c1\u5909\u6570\uff1a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/span>\r\n    \/\/ \u7b2c2\u5909\u6570\uff1a\u8981\u7d20<\/span>\r\n    a<\/span> :=<\/span> []<\/span>int<\/span> {<\/span>1<\/span>,<\/span>3<\/span>,<\/span>5<\/span>}<\/span>\r\n    for<\/span> i<\/span>,<\/span> v<\/span> :=<\/span> range<\/span>(<\/span>a<\/span>)<\/span> {<\/span>  \r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>i<\/span>,<\/span> v<\/span>)<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u30de\u30c3\u30d7<\/span>\r\n    \/\/ \u7b2c1\u5f15\u6570\uff1a\u30ad\u30fc<\/span>\r\n    \/\/ \u7b2c2\u5f15\u6570\uff1a\u30d0\u30ea\u30e5\u30fc<\/span>\r\n    m<\/span> :=<\/span> map<\/span>[<\/span>string<\/span>]<\/span>int<\/span> {<\/span>\"a\"<\/span>:<\/span>1<\/span>,<\/span> \"b\"<\/span>:<\/span>2<\/span>,<\/span> \"c\"<\/span>:<\/span>3<\/span>}<\/span>\r\n    for<\/span> k<\/span>,<\/span> v<\/span> :=<\/span> range<\/span>(<\/span>m<\/span>)<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>k<\/span>,<\/span> v<\/span>)<\/span>\r\n    }<\/span>\r\n\r\n    \/\/ \u30c1\u30e3\u30cd\u30eb<\/span>\r\n    \/\/ \u7b2c1\u5f15\u6570\uff1a\u53d7\u4fe1\u3057\u305f\u5024<\/span>\r\n    \/\/ \u7b2c2\u5f15\u6570\uff1a\u306a\u3057<\/span>\r\n    ch<\/span> :=<\/span> make<\/span>(<\/span>chan<\/span> int<\/span>)<\/span>\r\n    go<\/span> func<\/span>()<\/span> {<\/span>ch<\/span><-<\/span> 10<\/span>}()<\/span>\r\n    for<\/span> v<\/span> :=<\/span> range<\/span>(<\/span>ch<\/span>)<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>v<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                              Go\u6e38\u4e50\u573a<\/p>\n
                                              \u51fd\u6570<\/h2>\n
                                              Golang\u7684\u51fd\u6570<\/p>\n
                                                \n
                                              • \n
                                                  func\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u3046<\/ul>\n<\/li>\n<\/ul>\n
                                                   <\/p>\n
                                                    \n
                                                  • \n
                                                      2\u500b\u307e\u3067\u8fd4\u3059\u3053\u3068\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                       <\/p>\n
                                                        \n
                                                      • \n
                                                          \u623b\u308a\u5024\u306b\u540d\u524d\u3092\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                           <\/p>\n
                                                            \u95a2\u6570\u7d42\u4e86\u6642\u306b\u547c\u3073\u51fa\u3059\u95a2\u6570\u3092\u767b\u9332\u3059\u308bdefer\u6587<\/ul>\n
                                                            \/\/ \u5f15\u6570\u30fb\u623b\u308a\u5024\u306a\u3057<\/span>\r\nfunc<\/span> Fn1<\/span>()<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u5f15\u6570\u3042\u308a<\/span>\r\nfunc<\/span> Fn2<\/span>(<\/span>s<\/span> string<\/span>,<\/span> b<\/span> int<\/span>)<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u540c\u3058\u578b\u306a\u3089\u307e\u3068\u3081\u3089\u308c\u308b<\/span>\r\nfunc<\/span> Fn3<\/span>(<\/span>a<\/span>,<\/span> b<\/span> int<\/span>)<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u53ef\u5909\u9577\u5f15\u6570<\/span>\r\nfunc<\/span> Fn4<\/span>(<\/span>s<\/span> ...<\/span>string<\/span>)<\/span> {<\/span>\r\n    ...<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u623b\u308a\u50241\u500b<\/span>\r\nfunc<\/span> Fn5<\/span>()<\/span> int<\/span> {<\/span>\r\n    return<\/span> 1<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u623b\u308a\u50242\u500b<\/span>\r\nfunc<\/span> Fn6<\/span>()<\/span> (<\/span>int<\/span>,<\/span> int<\/span>)<\/span> {<\/span>\r\n    return<\/span> 1<\/span>,<\/span> 2<\/span>\r\n}<\/span>\r\n\r\n\/\/ \u540d\u524d\u4ed8\u304d\u95a2\u6570<\/span>\r\nfunc<\/span> Fn7<\/span>()<\/span> (<\/span>v<\/span> int<\/span>)<\/span> {<\/span>\r\n    ...<\/span>\r\n    return<\/span> \/\/ \u81ea\u52d5\u7684\u306b\u540d\u524d\u4ed8\u304d\u306e\u5909\u6570\u304c\u8fd4\u3055\u308c\u308b<\/span>\r\n    ...<\/span>\r\n    return<\/span> 10<\/span> \/\/ \u5024\u3092\u3057\u3066\u3057\u305f\u5834\u5408, \u6307\u5b9a\u3057\u305f\u5024\u304c\u512a\u5148\u3055\u308c\u308b<\/span>\r\n}<\/span>\r\n\r\n\/\/ defer\u6587<\/span>\r\n\/\/ \u95a2\u6570\u306f\u30b9\u30bf\u30c3\u30af\u306b\u683c\u7d0d\u3055\u308c\u308b(LIFO. \u6700\u5f8c\u306edefer\u6587\u304c\u5148\u306b\u5b9f\u884c\u3055\u308c\u308b)<\/span>\r\n\/\/ \u95a2\u6570\u7d42\u4e86\u6642\u306b\u5b9f\u884c\u3059\u308b\u3079\u304d\u95a2\u6570\u3092\u767b\u9332\u3057\u3066\u304a\u304f<\/span>\r\nfunc<\/span> Fn8<\/span>()<\/span> {<\/span>\r\n    defer<\/span> f<\/span>(<\/span>1<\/span>)<\/span>\r\n    defer<\/span> f<\/span>(<\/span>2<\/span>)<\/span>\r\n    defer<\/span> f<\/span>(<\/span>3<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                                            \u5f62\u6001\u5ba3\u8a00<\/h2>\n
                                                            \u58f0\u660eGolang\u7684\u7c7b\u578b<\/p>\n
                                                              \n
                                                            • \n
                                                                typedef\u306b\u76f8\u5f53\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                 <\/p>\n
                                                                  \n
                                                                • \n
                                                                    \u57fa\u672c\u578b\u30fb\u8907\u5408\u578b\u304b\u3089\u65b0\u3057\u3044\u578b\u3092\u4f5c\u6210\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                     <\/p>\n
                                                                      \n
                                                                    • \n
                                                                        \u5143\u306e\u578b<->\u65b0\u3057\u3044\u578b(\u4ee3\u5165\u53ef\u80fd\u30fb\u578b\u5909\u63db\u53ef\u80fd)<\/ul>\n<\/li>\n<\/ul>\n
                                                                         <\/p>\n
                                                                          \u540c\u3058\u57fa\u5e95\u578b\u3092\u6301\u3064\u578b\u540c\u58eb(\u4ee3\u5165\u4e0d\u53ef\u30fb\u578b\u5909\u63db\u53ef\u80fd)<\/ul>\n
                                                                          \/\/ type \u65b0\u3057\u3044\u578b \u5143\u306e\u578b<\/span>\r\ntype<\/span> myInt<\/span> int<\/span>\r\ntype<\/span> myAry<\/span> [<\/span>10<\/span>]<\/span>int<\/span>\r\n<\/code><\/pre>\n
                                                                          \u7ed3\u6784\u4f53<\/h2>\n
                                                                          Go\u8bed\u8a00\u7684\u7ed3\u6784\u4f53<\/p>\n
                                                                            \n
                                                                          • \n
                                                                              \u7d99\u627f\u306f\u3067\u304d\u306a\u3044<\/ul>\n<\/li>\n<\/ul>\n
                                                                               <\/p>\n
                                                                                \n
                                                                              • \n
                                                                                  \u533f\u540d\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u69cb\u9020\u4f53\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u306f\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                   <\/p>\n
                                                                                    \u5404\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u30bf\u30b0\u60c5\u5831\u3092\u57cb\u3081\u8fbc\u3081\u308b(xml,json\u306e\u30d1\u30fc\u30b9\u306a\u3069\u306b\u4f7f\u3048\u308b)<\/ul>\n
                                                                                    package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\ntype<\/span> Person<\/span> struct<\/span> {<\/span>\r\n    Name<\/span> string<\/span>\r\n    Age<\/span>  int<\/span> `key:\"value\"`<\/span> \/\/ \u30bf\u30b0\u60c5\u5831<\/span>\r\n}<\/span>\r\n\r\ntype<\/span> Worker<\/span> struct<\/span> {<\/span>\r\n    Person<\/span> \/\/ \u533f\u540d\u30d5\u30a3\u30fc\u30eb\u30c9<\/span>\r\n    Work<\/span>   string<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    var<\/span> p1<\/span> Person<\/span>\r\n    p1<\/span>.<\/span>Name<\/span> =<\/span> \"aiueo\"<\/span>\r\n    p1<\/span>.<\/span>Age<\/span> =<\/span> 20<\/span>\r\n    p2<\/span> :=<\/span> Person<\/span>{<\/span>Name<\/span>:<\/span> \"abcde\"<\/span>,<\/span> Age<\/span>:<\/span> 40<\/span>}<\/span>\r\n    p3<\/span> :=<\/span> Worker<\/span>{<\/span>p2<\/span>,<\/span> \"NEET\"<\/span>}<\/span>\r\n    fmt<\/span>.<\/span>Printf<\/span>(<\/span>\"%#v<\/span>\\n<\/span>\"<\/span>,<\/span> p1<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Printf<\/span>(<\/span>\"%#v<\/span>\\n<\/span>\"<\/span>,<\/span> p2<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Printf<\/span>(<\/span>\"%#v<\/span>\\n<\/span>\"<\/span>,<\/span> p3<\/span>)<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                                                                    Go Playground<\/p>\n
                                                                                    \u6307\u9488<\/h2>\n
                                                                                    Golang\u7684\u6307\u9488<\/p>\n
                                                                                      \n
                                                                                    • \n
                                                                                        \u57fa\u672c\u306fC\u8a00\u8a9e\u306a\u3069\u3068\u540c\u69d8<\/ul>\n<\/li>\n<\/ul>\n
                                                                                         <\/p>\n
                                                                                          \n
                                                                                        • \n
                                                                                            &(\u30a2\u30c9\u30ec\u30b9\u53c2\u7167\u6f14\u7b97\u5b50), *(\u9593\u63a5\u53c2\u7167\u6f14\u7b97\u5b50)\u3092\u4f7f\u3046<\/ul>\n<\/li>\n<\/ul>\n
                                                                                             <\/p>\n
                                                                                              \n
                                                                                            • \n
                                                                                                \u7d44\u307f\u8fbc\u307f\u95a2\u6570new(\u578b)\u3067\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                 <\/p>\n
                                                                                                  \n
                                                                                                • \n
                                                                                                    \u53c2\u7167\u5148\u306e\u306a\u3044\u30dd\u30a4\u30f3\u30bf\u306fnull\u3067\u306f\u306a\u304fnil<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                    GC(\u30ac\u30d9\u30fc\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3)\u3067\u81ea\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u306f\u958b\u653e\u3055\u308c\u308b
                                                                                                    \n\u5371\u967a\u306a\u30dd\u30a4\u30f3\u30bf\u30a2\u30af\u30bb\u30b9\u306f\u3067\u304d\u306a\u3044(unsafe\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u6271\u3048\u308b)<\/p>\n
                                                                                                    package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    v<\/span> :=<\/span> 10<\/span>\r\n    p<\/span> :=<\/span> new<\/span>(<\/span>int<\/span>)<\/span>\r\n    *<\/span>p<\/span> =<\/span> 100<\/span>\r\n    p1<\/span> :=<\/span> &<\/span>v<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>*<\/span>p<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>*<\/span>p1<\/span>)<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                                                                                    Go Playground<\/p>\n
                                                                                                    \u65b9\u6cd5<\/h2>\n
                                                                                                    \u4f7f\u7528Go\u7f16\u5199\u7684\u65b9\u6cd5<\/p>\n
                                                                                                      \n
                                                                                                    • \n
                                                                                                        type\u3067\u4f5c\u6210\u3057\u305f\u578b\u306b\u95a2\u6570(\u30e1\u30bd\u30c3\u30c9)\u3092\u6301\u305f\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                         <\/p>\n
                                                                                                          \u5024\u30ec\u30b7\u30fc\u30d0\u30fb\u30dd\u30a4\u30f3\u30bf\u30ec\u30b7\u30fc\u30d0<\/ul>\n
                                                                                                          package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\ntype<\/span> Int<\/span> int<\/span>\r\n\r\ntype<\/span> St<\/span> struct<\/span> {<\/span>\r\n    x<\/span> int<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>v<\/span> Int<\/span>)<\/span> add<\/span>(<\/span>n<\/span> int<\/span>)<\/span> Int<\/span> {<\/span>\r\n    return<\/span> v<\/span> +<\/span> Int<\/span>(<\/span>n<\/span>)<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>st<\/span> *<\/span>St<\/span>)<\/span> add<\/span>(<\/span>n<\/span> int<\/span>)<\/span> {<\/span>\r\n    st<\/span>.<\/span>x<\/span> +=<\/span> n<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    v1<\/span> :=<\/span> Int<\/span>(<\/span>10<\/span>)<\/span>\r\n    v1<\/span> =<\/span> v1<\/span>.<\/span>add<\/span>(<\/span>5<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>v1<\/span>)<\/span>\r\n\r\n    st<\/span> :=<\/span> St<\/span>{<\/span>x<\/span>:<\/span>20<\/span>}<\/span>\r\n    st<\/span>.<\/span>add<\/span>(<\/span>5<\/span>)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>st<\/span>)<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                                                                                          Go playground \u5728\u7ebf\u7f16\u7a0b\u8c03\u8bd5\u5668<\/p>\n
                                                                                                          \u754c\u9762<\/h2>\n
                                                                                                          Go\u8bed\u8a00\u7684\u63a5\u53e3<\/p>\n
                                                                                                            \n
                                                                                                          • \n
                                                                                                              \u30e1\u30bd\u30c3\u30c9\u306e\u96c6\u5408<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                               <\/p>\n
                                                                                                                \n
                                                                                                              • \n
                                                                                                                  \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3059\u3079\u3066\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                   <\/p>\n
                                                                                                                    \n
                                                                                                                  • \n
                                                                                                                      \u69cb\u9020\u4f53\u3068\u540c\u69d8\u306b\u533f\u540d\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u57cb\u3081\u8fbc\u3080\u3053\u3068\u306f\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                       <\/p>\n
                                                                                                                        \n
                                                                                                                      • \n
                                                                                                                          interface{}\u306f\u3059\u3079\u3066\u306e\u578b\u306e\u5024\u304c\u4ee3\u5165\u53ef\u80fd<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                           <\/p>\n
                                                                                                                            \n
                                                                                                                          • \n
                                                                                                                              interface\u578b\u306e\u300c==\u300d\u6f14\u7b97\u5b50\u306f\u540c\u3058\u578b\u304b\u3064\u540c\u3058\u5024\u306e\u3068\u304d\u306e\u307ftrue\u3092\u8fd4\u3059<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                              nil\u306f\u578b\u306a\u3057\u306enil\u3068\u306e\u307f\u4e00\u81f4\u3059\u308b. \u578b\u304c\u3042\u308b\u5834\u5408\u306f\u305d\u308c\u305e\u308c\u306e\u30dd\u30a4\u30f3\u30bf\u578b\u306enil\u3068\u4e00\u81f4\u3059\u308b
                                                                                                                              \n\u5143\u306e\u578b\u306b\u623b\u3059\u306b\u306f\u578b\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3046(\u7b2c1\u623b\u308a\u5024\u306b\u5909\u63db\u3057\u305f\u5024, \u7b2c2\u623b\u308a\u5024\u306b\u771f\u507d\u5024)
                                                                                                                              \n\u578bswitch\u6587\u3067\u578b\u3054\u3068\u306e\u51e6\u7406\u304c\u3067\u304d\u308b<\/p>\n
                                                                                                                              package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\ntype<\/span> IAnimal<\/span> interface<\/span> {<\/span>\r\n    Name<\/span>()<\/span> string<\/span>\r\n    Cry<\/span>()<\/span> string<\/span>\r\n}<\/span>\r\n\r\ntype<\/span> Cat<\/span> struct<\/span> {<\/span>\r\n    name<\/span> string<\/span>\r\n}<\/span>\r\n\r\ntype<\/span> Dog<\/span> struct<\/span> {<\/span>\r\n    name<\/span> string<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>a<\/span> Cat<\/span>)<\/span> Name<\/span>()<\/span> string<\/span> {<\/span>\r\n    return<\/span> a<\/span>.<\/span>name<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>a<\/span> Cat<\/span>)<\/span> Cry<\/span>()<\/span> string<\/span> {<\/span>\r\n    return<\/span> \"\u306b\u3083\u3093\"<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>a<\/span> Dog<\/span>)<\/span> Name<\/span>()<\/span> string<\/span> {<\/span>\r\n    return<\/span> a<\/span>.<\/span>name<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> (<\/span>a<\/span> Dog<\/span>)<\/span> Cry<\/span>()<\/span> string<\/span> {<\/span>\r\n    return<\/span> \"\u308f\u3093\"<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    var<\/span> a<\/span> IAnimal<\/span>\r\n    a<\/span> =<\/span> Cat<\/span>{<\/span>\"\u307f\u3051\"<\/span>}<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>a<\/span>.<\/span>Name<\/span>(),<\/span> a<\/span>.<\/span>Cry<\/span>())<\/span>\r\n    a<\/span> =<\/span> Dog<\/span>{<\/span>\"\u307d\u3061\"<\/span>}<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>a<\/span>.<\/span>Name<\/span>(),<\/span> a<\/span>.<\/span>Cry<\/span>())<\/span>\r\n\r\n    var<\/span> n<\/span> interface<\/span>{}<\/span> \/\/ \u306a\u3093\u3067\u3082\u4ee3\u5165\u3067\u304d\u308b<\/span>\r\n    n<\/span> =<\/span> 10<\/span>\r\n    n<\/span> =<\/span> \"abc\"<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>n<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                                                                                                              Go\u8bed\u8a00\u7684\u6e38\u4e50\u573a<\/p>\n
                                                                                                                              package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    var<\/span> i0<\/span> interface<\/span>{}<\/span> =<\/span> 10<\/span>\r\n    var<\/span> i1<\/span> interface<\/span>{}<\/span> =<\/span> \"a\"<\/span>\r\n    var<\/span> i2<\/span> interface<\/span>{}<\/span> =<\/span> 10<\/span>\r\n    var<\/span> v0<\/span> int<\/span> =<\/span> 20<\/span>\r\n    var<\/span> v1<\/span> string<\/span> =<\/span> \"b\"<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>i0<\/span> ==<\/span> i1<\/span>)<\/span> \/\/ false(\u578b\u3060\u3051\u306e\u4e00\u81f4)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>i0<\/span> ==<\/span> v0<\/span>)<\/span> \/\/ false(\u5024\u3060\u3051\u306e\u4e00\u81f4)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>i1<\/span> ==<\/span> v1<\/span>)<\/span> \/\/ false(\u4e21\u65b9\u306e\u4e0d\u4e00\u81f4)<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>i0<\/span> ==<\/span> i2<\/span>)<\/span> \/\/ true(\u4e21\u65b9\u306e\u4e00\u81f4)<\/span>\r\n\r\n    \/\/ \u5143\u306e\u578b\u306b\u623b\u3059\u3053\u3068\u3067\u4ee3\u5165\u53ef\u80fd<\/span>\r\n    v0<\/span>,<\/span> ok<\/span> :=<\/span> i0<\/span>.<\/span>(<\/span>int<\/span>)<\/span>\r\n    if<\/span> ok<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"int\u5909\u63db\u6210\u529f\"<\/span>,<\/span> v0<\/span>)<\/span>\r\n    }<\/span>\r\n    v1<\/span>,<\/span> ok<\/span> =<\/span> i1<\/span>.<\/span>(<\/span>string<\/span>)<\/span>\r\n    if<\/span> ok<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"string\u5909\u63db\u6210\u529f\"<\/span>,<\/span> v1<\/span>)<\/span>\r\n    }<\/span>\r\n\r\n    switch<\/span> v2<\/span> :=<\/span> i1<\/span>.<\/span>(<\/span>type<\/span>)<\/span> {<\/span>\r\n    case<\/span> int<\/span>:<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"int\"<\/span>,<\/span> v2<\/span>)<\/span>\r\n    case<\/span> string<\/span>:<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"string\"<\/span>,<\/span> v2<\/span>)<\/span>\r\n    case<\/span> float32<\/span>,<\/span> float64<\/span>:<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"float\"<\/span>,<\/span> v2<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
                                                                                                                              Go \u4e50\u56ed<\/p>\n
                                                                                                                              \u6570\u7ec4\u3001\u5207\u7247\u3001\u6620\u5c04<\/h2>\n
                                                                                                                              Golang\u7684\u6570\u7ec4\u548c\u5207\u7247<\/p>\n
                                                                                                                                \n
                                                                                                                              • \n
                                                                                                                                  []\u3092\u578b\u540d\u306e\u524d\u306b\u66f8\u304f<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                   <\/p>\n
                                                                                                                                    \n
                                                                                                                                  • \n
                                                                                                                                      \u56fa\u5b9a\u9577\u3092\u914d\u5217, \u53ef\u5909\u9577\u3092\u30b9\u30e9\u30a4\u30b9<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                       <\/p>\n
                                                                                                                                        \n
                                                                                                                                      • \n
                                                                                                                                          \u914d\u5217\u306f\u5024\u578b, \u30b9\u30e9\u30a4\u30b9\u306f\u53c2\u7167\u578b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                           <\/p>\n
                                                                                                                                            \n
                                                                                                                                          • \n
                                                                                                                                              \u7d44\u307f\u8fbc\u307f\u95a2\u6570append\u3067\u62e1\u5f35\u53ef\u80fd(\u5bb9\u91cf\u304c\u4e0d\u8db3\u306a\u3089\u518d\u5272\u5f53\u3066\u3055\u308c\u308b)<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                               <\/p>\n
                                                                                                                                                \n
                                                                                                                                              • \n
                                                                                                                                                  \u7d44\u307f\u8fbc\u307f\u95a2\u6570make\u3067\u30e1\u30e2\u30ea\u78ba\u4fdd<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                   <\/p>\n
                                                                                                                                                    \n
                                                                                                                                                  • \n
                                                                                                                                                      \u7d44\u307f\u8fbc\u307f\u95a2\u6570len, cap\u3067\u9577\u3055, \u5bb9\u91cf\u3092\u53d6\u5f97<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                       <\/p>\n
                                                                                                                                                        \n
                                                                                                                                                      • \n
                                                                                                                                                          \u7d44\u307f\u8fbc\u307f\u95a2\u6570copy\u3067\u30b9\u30e9\u30a4\u30b9\u3092\u30b3\u30d4\u30fc(\u30b3\u30d4\u30fc\u5148\u306e\u9577\u3055\u307e\u3067\u304c\u30b3\u30d4\u30fc\u5143\u306e\u8981\u7d20\u3067\u4e0a\u66f8\u304d\u3055\u308c\u308b)<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                           <\/p>\n
                                                                                                                                                            \n
                                                                                                                                                          • \n
                                                                                                                                                              \u30b9\u30e9\u30a4\u30b9\u5f0f\u3067\u30b9\u30e9\u30a4\u30b9\u306e\u4e00\u90e8\u3092\u53d6\u308a\u51fa\u3057(0<=start<=end<=len, \u65b0\u3057\u3044\u30b9\u30e9\u30a4\u30b9\u306e\u5bb9\u91cf\u306flen-start)<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                               <\/p>\n
                                                                                                                                                                \u30d5\u30eb\u30b9\u30e9\u30a4\u30b9\u5f0f\u3067\u53d6\u308a\u51fa\u3059\u5bb9\u91cf\u3092\u5236\u9650(0<=start<=end<=max<=len, \u65b0\u3057\u3044\u30b9\u30e9\u30a4\u30b9\u306e\u5bb9\u91cf\u306fmax-start)<\/ul>\n
                                                                                                                                                                \u7528Go\u8bed\u8a00\u7684\u6620\u5c04\u6570\u636e\u7ed3\u6784\u3002<\/p>\n
                                                                                                                                                                  \n
                                                                                                                                                                • \n
                                                                                                                                                                    \u30de\u30c3\u30d7\u306e\u578b\u306fmap[\u30ad\u30fc\u306e\u578b]\u8981\u7d20\u306e\u578b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                                     <\/p>\n
                                                                                                                                                                      \n
                                                                                                                                                                    • \n
                                                                                                                                                                        \u30de\u30c3\u30d7[\u30ad\u30fc]\u3067\u53c2\u7167(\u7b2c1\u623b\u308a\u5024\u304c\u8981\u7d20\u307e\u305f\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u5024, \u7b2c2\u623b\u308a\u5024\u306b\u771f\u507d\u5024)<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                                         <\/p>\n
                                                                                                                                                                          \u7d44\u307f\u8fbc\u307f\u95a2\u6570make\u3067\u8981\u7d20\u6570\u3092\u6307\u5b9a\u3057\u305f\u65b9\u304c\u9ad8\u901f<\/ul>\n
                                                                                                                                                                          \u6570\u7ec4\uff08\u56fa\u5b9a\u957f\u5ea6\uff09<\/h3>\n
                                                                                                                                                                          ary1<\/span> :=<\/span> [<\/span>3<\/span>]<\/span>int<\/span>{<\/span>11<\/span>,<\/span> 12<\/span>}<\/span>       \/\/ \u9577\u3055\u6307\u5b9a([2]\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u5024)<\/span>\r\nary2<\/span> :=<\/span> [<\/span>...<\/span>]<\/span>int<\/span>{<\/span>21<\/span>,<\/span> 22<\/span>,<\/span> 23<\/span>}<\/span> \/\/ \u9577\u3055\u6307\u5b9a\u306a\u3057<\/span>\r\nary3<\/span> :=<\/span> [<\/span>3<\/span>]<\/span>int<\/span>{<\/span>0<\/span>:<\/span> 31<\/span>,<\/span> 2<\/span>:<\/span>32<\/span>}<\/span>  \/\/ \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6307\u5b9a<\/span>\r\nlength<\/span> :=<\/span> len<\/span>(<\/span>ary1<\/span>)<\/span>          \/\/ \u9577\u3055\u306e\u53d6\u5f97<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                          \u5207\u7247\uff08\u53ef\u53d8\u957f\uff09<\/h3>\n
                                                                                                                                                                          slice1<\/span> []<\/span>int<\/span>           \/\/ nil<\/span>\r\nslice2<\/span> []<\/span>int<\/span>{<\/span>11<\/span>,<\/span>12<\/span>,<\/span>13<\/span>}<\/span> \/\/ \u9577\u30552<\/span>\r\nslice3<\/span> []<\/span>int<\/span>{<\/span>21<\/span>,<\/span>22<\/span>,<\/span>23<\/span>}<\/span> \/\/ \u9577\u30553<\/span>\r\n\r\nappend<\/span>(<\/span>slice2<\/span>,<\/span> 14<\/span>,<\/span> 15<\/span>,<\/span> ...<\/span>)<\/span>  \/\/ \u8981\u7d20\u3092\u8ffd\u52a0(\u53ef\u5909\u9577\u5f15\u6570)<\/span>\r\nappend<\/span>(<\/span>slice1<\/span>,<\/span> slice3<\/span>...<\/span>)<\/span>    \/\/ \u30b9\u30e9\u30a4\u30b9\u3092\u8ffd\u52a0<\/span>\r\nslice4<\/span> :=<\/span> make<\/span>([]<\/span>int<\/span>,<\/span> 5<\/span>)<\/span>     \/\/ \u9577\u30555(\u5bb9\u91cf5)\u306e\u30b9\u30e9\u30a4\u30b9\u3092\u78ba\u4fdd(\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u8a2d\u5b9a)<\/span>\r\nslice5<\/span> :=<\/span> make<\/span>([]<\/span>int<\/span>,<\/span> 5<\/span>,<\/span> 10<\/span>)<\/span> \/\/ \u9577\u30555\u30fb\u5bb9\u91cf10\u306e\u30b9\u30e9\u30a4\u30b9\u3092\u78ba\u4fdd(\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u8a2d\u5b9a)<\/span>\r\ncapacity<\/span> :=<\/span> cap<\/span>(<\/span>slice5<\/span>)<\/span>      \/\/ \u5bb9\u91cf\u306e\u53d6\u5f97<\/span>\r\ncopy<\/span>(<\/span>slice5<\/span>,<\/span> slice2<\/span>)<\/span>         \/\/ slice5(\u9577\u30555)\u306bslice2\u306e\u8981\u7d20\u304c5\u3064\u307e\u3067\u4e0a\u66f8\u304d\u30b3\u30d4\u30fc<\/span>\r\n\r\nslice6<\/span> :=<\/span> slice5<\/span>[<\/span>1<\/span>:<\/span>3<\/span>]<\/span>    \/\/ [1]-[3-1]<\/span>\r\nslice7<\/span> :=<\/span> slice5<\/span>[<\/span>2<\/span>:<\/span>]<\/span>     \/\/ [2]-[len-1](\u6700\u5f8c)<\/span>\r\nslice8<\/span> :=<\/span> slice5<\/span>[<\/span>:<\/span>2<\/span>:<\/span>     \/\/ [0](\u6700\u521d)-[2-1]<\/span>\r\nslice9<\/span> :=<\/span> slice5<\/span>[<\/span>:<\/span>]<\/span>      \/\/ [0](\u6700\u521d)-[len-1](\u6700\u5f8c)(\u30b3\u30d4\u30fc)<\/span>\r\nslice10<\/span> :=<\/span> slice5<\/span>[<\/span>1<\/span>:<\/span>3<\/span>:<\/span>5<\/span>]<\/span> \/\/ [1]-[3-1]\u3092\u5bb9\u91cf(5-1)<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                          \u5730\u56fe<\/h3>\n
                                                                                                                                                                          map1<\/span> :=<\/span> map<\/span>[<\/span>string<\/span>]<\/span>int<\/span>{<\/span>\"a\"<\/span>:<\/span>1<\/span>,<\/span> \"b\"<\/span>:<\/span>2<\/span>,<\/span> \"c\"<\/span>:<\/span>3<\/span>}<\/span>\r\nk<\/span>,<\/span> v<\/span> :=<\/span> map1<\/span>[<\/span>\"key\"<\/span>]<\/span>\r\nif<\/span> v<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>k<\/span>)<\/span>\r\n}<\/span> else<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>println<\/span>(<\/span>\"\u30ad\u30fc\u304c\u5b58\u5728\u3057\u306a\u3044\"<\/span>)<\/span>\r\n}<\/span>\r\nmap2<\/span> :=<\/span> make<\/span>(<\/span>map<\/span>[<\/span>string<\/span>]<\/span>int<\/span>)<\/span>     \/\/ \u8981\u7d20\u6570\u306e\u6307\u5b9a\u306a\u3057<\/span>\r\nmap3<\/span> :=<\/span> make<\/span>(<\/span>map<\/span>[<\/span>string<\/span>]<\/span>int<\/span>,<\/span> 10<\/span>)<\/span> \/\/ \u8981\u7d20\u6570\u306e\u6307\u5b9a\u3042\u308a<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                          \u9519\u8bef<\/h2>\n
                                                                                                                                                                            \n
                                                                                                                                                                          • \n
                                                                                                                                                                              error\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30b9<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                                               <\/p>\n
                                                                                                                                                                                panic<\/ul>\n
                                                                                                                                                                                \u540c\u65f6\u5904\u7406\uff08\u534f\u7a0b\uff09<\/h2>\n
                                                                                                                                                                                  \n
                                                                                                                                                                                • \n
                                                                                                                                                                                    \u6a19\u6e96\u3067\u4e26\u5217\u51e6\u7406\u304c\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n
                                                                                                                                                                                    go\u3092\u95a2\u6570\u306b\u4ed8\u3051\u3066\u547c\u3073\u51fa\u3059\u3068\u5225\u30eb\u30fc\u30c1\u30f3\u3067\u5b9f\u884c
                                                                                                                                                                                    \n\u901a\u4fe1\u7528\u306e\u30c1\u30e3\u30cd\u30eb\u578b\u5909\u6570\u3092\u4f7f\u3046
                                                                                                                                                                                    \n\u30d0\u30c3\u30d5\u30a1\u306a\u3057\u30c1\u30e3\u30cd\u30eb\u306f\u540c\u671f\u901a\u4fe1, \u30d0\u30c3\u30d5\u30a1\u4ed8\u304d\u30c1\u30e3\u30cd\u30eb\u306f\u975e\u540c\u671f\u901a\u4fe1(\u5bb9\u91cf\u307e\u3067\u8caf\u3081\u308b)
                                                                                                                                                                                    \n\u7d44\u307f\u8fbc\u307f\u95a2\u6570close\u3067\u30c1\u30e3\u30cd\u30eb\u3092\u9589\u3058\u308b\u3068\u53d7\u4fe1\u4ee5\u5916\u3067\u304d\u306a\u304f\u306a\u308b(\u30af\u30ed\u30fc\u30ba\u3055\u308c\u3066\u3044\u308b\u5834\u5408, \u7b2c1\u623b\u308a\u5024\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u5024, \u7b2c2\u623b\u308a\u5024\u306b\u771f\u507d\u5024)
                                                                                                                                                                                    \nfor range\u306f\u30c1\u30e3\u30cd\u30eb\u304c\u30af\u30ed\u30fc\u30ba\u3055\u308c\u308b\u307e\u3067\u7e70\u308a\u8fd4\u3059
                                                                                                                                                                                    \nselect\u6587\u3092\u4f7f\u3046\u3053\u3068\u3067\u8907\u6570\u306e\u30c1\u30e3\u30cd\u30eb\u3092\u6271\u3046\u3068\u304d\u9001\u4fe1\u5f85\u3061\u30fb\u53d7\u4fe1\u5f85\u3061\u3067\u4ed6\u306e\u64cd\u4f5c\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u306e\u3092\u9632\u3050<\/p>\n
                                                                                                                                                                                    chan<\/span> int<\/span>   \/\/ \u9001\u53d7\u4fe1\u53ef\u80fd\u306a\u30c1\u30e3\u30cd\u30eb\u578b<\/span>\r\nchan<\/span><-<\/span> int<\/span> \/\/ \u9001\u4fe1\u306e\u307f\u53ef\u80fd\u306a\u30c1\u30e3\u30cd\u30eb\u578b<\/span>\r\n<-<\/span>chan<\/span> int<\/span> \/\/ \u53d7\u4fe1\u306e\u307f\u53ef\u80fd\u306a\u30c1\u30e3\u30cd\u30eb\u578b<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                                    make<\/span>(<\/span>chan<\/span> int<\/span>)<\/span>    \/\/ \u30d0\u30c3\u30d5\u30a1\u306a\u3057\u30c1\u30e3\u30cd\u30eb<\/span>\r\nmake<\/span>(<\/span>chan<\/span> int<\/span>,<\/span> 5<\/span>)<\/span> \/\/ \u30d0\u30c3\u30d5\u30a1\u4ed8\u304d\u30c1\u30e3\u30cd\u30eb<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                                    ch<\/span> <-<\/span> 10<\/span> \/\/ \u30c1\u30e3\u30cd\u30eb\u9001\u4fe1\u6587<\/span>\r\n<-<\/span>ch<\/span>     \/\/ \u30c1\u30e3\u30cd\u30eb\u53d7\u4fe1<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                                    close<\/span>(<\/span>ch<\/span>)<\/span>\r\nn<\/span>,<\/span> t<\/span> :=<\/span> <-<\/span>ch<\/span>\r\nif<\/span> t<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>n<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                                    \/\/ \u30af\u30ed\u30fc\u30ba\u3059\u308b\u307e\u3067\u7e70\u308a\u8fd4\u3059<\/span>\r\nfor<\/span> n<\/span> :=<\/span> range<\/span> ch<\/span> {<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>n<\/span>,<\/span> \"\u3092\u53d7\u4fe1\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                                                                                                                                                                                    func<\/span> Fn<\/span>(<\/span>ch1<\/span> chan<\/span><-<\/span> int<\/span>,<\/span> ch2<\/span> <-<\/span>chan<\/span> string<\/span>)<\/span> {<\/span>\r\n    var<\/span> s<\/span> string<\/span>\r\n    select<\/span> {<\/span>\r\n    case<\/span> ch1<\/span> <-<\/span> 10<\/span>:<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"ch1\u9001\u4fe1\"<\/span>)<\/span>\r\n    case<\/span> s<\/span> =<\/span> <-<\/span> ch2<\/span>:<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"ch2\u53d7\u4fe1\"<\/span>)<\/span> \r\n\r\n    \/\/ \u53d7\u4fe1\u3082\u9001\u4fe1\u3082\u3067\u304d\u306a\u3044\u5834\u5408<\/span>\r\n    default<\/span>:<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>\"\u307e\u3060\u3060\u3088\"<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
                                                                                                                                                                                    \u5173\u4e8e \u8fd9\u662f\u4e3a\u90a3\u4e9b\u6709\u5176\u4ed6\u8bed\u8a00\u7ecf\u9a8c\u7684\u4eba\u548c\u60f3\u8981\u5b66\u4e60Golang\u7684\u4eba\u63d0\u4f9b\u7684\u4e00\u4e2a\u5feb\u901f\u5b66\u4e60\u57fa\u672c\u8bed\u6cd5\u7684\u603b\u7ed3\u3002 \u4f60\u597d\uff0c\u4e16\u754c \u9996 […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44319","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u8d76\u7d27\u5b66\u4e60Golang - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u8d76\u7d27\u5b66\u4e60golang\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u8d76\u7d27\u5b66\u4e60Golang\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8e \u8fd9\u662f\u4e3a\u90a3\u4e9b\u6709\u5176\u4ed6\u8bed\u8a00\u7ecf\u9a8c\u7684\u4eba\u548c\u60f3\u8981\u5b66\u4e60Golang\u7684\u4eba\u63d0\u4f9b\u7684\u4e00\u4e2a\u5feb\u901f\u5b66\u4e60\u57fa\u672c\u8bed\u6cd5\u7684\u603b\u7ed3\u3002 \u4f60\u597d\uff0c\u4e16\u754c \u9996 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u8d76\u7d27\u5b66\u4e60golang\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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