{"id":44367,"date":"2023-05-15T13:48:26","date_gmt":"2023-12-25T06:51:01","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/"},"modified":"2024-04-30T04:16:45","modified_gmt":"2024-04-29T20:16:45","slug":"%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/","title":{"rendered":"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6"},"content":{"rendered":"

\u5c06\u4ee5\u4e0b\u5185\u5bb9\u4f5c\u4e3a\u6211\u4e2a\u4eba\u5907\u5fd8\u5f55\uff0c\u5173\u4e8eGo\u8bed\u8a00\u7684\u6807\u51c6\u8f93\u5165\u3002
\n\u8fd9\u662f\u4e00\u822c\u5e38\u89c1\u7684\u5185\u5bb9\uff0c\u65e0\u5904\u4e0d\u5728\u3002<\/p>\n

\uff1c\u53c2\u8003\u7f51\u7ad9\uff1e
\n\u00b7 \u3010Golang\u3011fmt.Scan\u548cbufio.Scanner\u7684\u901f\u5ea6\u6bd4\u8f83
\n\u00b7 Go\u8bed\u8a00\u7ade\u6280\u7f16\u7a0b\u7684\u6807\u51c6\u8f93\u5165\u8bfb\u53d6\u65b9\u6cd5 — \u7b2c\u4e8c\u7248\u4fee\u8ba2<\/p>\n

\u4f7f\u7528fmt\u5e93\u8fdb\u884c\u6807\u51c6\u8f93\u5165\u3002<\/h1>\n

\u9996\u5148\uff0c\u53ef\u4ee5\u4f7f\u7528 fmt.Scan \u65b9\u6cd5\u8fdb\u884c\u8bfb\u53d6\u3002
\n\u8fd9\u79cd\u65b9\u6cd5\u5f88\u7b80\u5355\u6613\u7528\uff0c\u4f46\u5728\u8bfb\u53d6\u5927\u91cf\u8f93\u5165\u65f6\u53ef\u80fd\u4f1a\u51fa\u73b0\u901f\u5ea6\u8f83\u6162\u7b49\u7f3a\u70b9\u3002<\/p>\n

1-1. \u57fa\u672c\u7684\u6837\u672c de<\/h2>\n

\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u4ece\u63a7\u5236\u53f0\u8f93\u5165\u7684\u5185\u5bb9\uff1afmt.Scan(&\u5b58\u50a8\u4f4d\u7f6e\u7684\u53d8\u91cf)\u3002
\n& \u8868\u793a\u53d8\u91cf\u7684\u5730\u5740\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    var<\/span> str<\/span> string<\/span>\r\n    fmt<\/span>.<\/span>Scan<\/span>(<\/span>&<\/span>str<\/span>)<\/span> \/\/ \u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u5909\u6570\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>str<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
C:\\golang\\sample>go build main.go\r\nC:\\golang\\sample>.\\main\r\n123 456 789\r\n123\r\n<\/code><\/pre>\n
\u5982\u679c\u4f7f\u7528fmt.Scan\uff0c\u5b83\u4f1a\u5c06\u6362\u884c\u7b26\u6216\u7a7a\u683c\u4f5c\u4e3a\u4e00\u4e2a\u5b8c\u6574\u7684\u8f93\u5165\u8bfb\u53d6\u3002\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u8f93\u5165\u7684\u5185\u5bb9\u662f123 456 789\uff0c\u4f46\u53ea\u6709\u524d\u9762\u7684\u7a7a\u683c\u5206\u9694\u7684123\u88ab\u83b7\u53d6\u5230\u3002<\/p>\n
1-2. \u5982\u679c\u8981\u8bfb\u53d6\u4ee5\u7a7a\u683c\u5206\u9694\u7684\u8f93\u5165\u7684\u60c5\u51b5<\/h2>\n
\u8981\u8bfb\u53d6\u4ee5\u7a7a\u683c\u5206\u9694\u7684\u8f93\u5165\uff0c\u53ea\u9700\u7b80\u5355\u5730\u8fdb\u884c\u6240\u9700\u6b21\u6570\u7684\u8bfb\u53d6\u3002
\n\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\uff0c\u5728fmt.Scan\u7684\u53c2\u6570\u4e2d\u901a\u8fc7\u9017\u53f7\u5206\u9694\u6307\u5b9a\u53d8\u91cf\uff0c\u4ee5\u63a5\u6536\u591a\u4e2a\u8f93\u5165\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    var<\/span> n<\/span> [<\/span>3<\/span>]<\/span>int<\/span>\r\n    fmt<\/span>.<\/span>Scan<\/span>(<\/span>&<\/span>n<\/span>[<\/span>0<\/span>],<\/span> &<\/span>n<\/span>[<\/span>1<\/span>],<\/span> &<\/span>n<\/span>[<\/span>2<\/span>])<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>n<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
C:\\golang\\sample>go build main.go\r\nC:\\golang\\sample>.\\main\r\n123 456 789\r\n[123 456 789]\r\n<\/code><\/pre>\n
\u5047\u8bbe\u4e0a\u8ff0\u793a\u4f8b\u4e2d\u6709\u4e09\u4e2a\u7528\u7a7a\u683c\u5206\u9694\u7684\u503c\uff0c\u4f46\u65e0\u6cd5\u5904\u7406\u503c\u7684\u6570\u91cf\u672a\u77e5\u7684\u60c5\u51b5\uff08\u5982\u679c\u6570\u91cf\u672a\u77e5\uff0c\u8bf7\u4f7f\u7528\u4e0b\u4e00\u8282\u7684bufio\uff09\u3002<\/p>\n
\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528 int \u7c7b\u578b\u7684\u53d8\u91cf\u6765\u63a5\u6536\u8f93\u5165\u3002
\n\u5728 fmt.Scan \u4e2d\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u63a5\u6536\u6240\u9700\u7684\u6570\u636e\u7c7b\u578b\u7684\u8f93\u5165\u503c\uff0c\u65e0\u9700\u540e\u7eed\u8fdb\u884c\u6570\u636e\u7c7b\u578b\u8f6c\u6362\u3002<\/p>\n
\u53ea\u9700\u6839\u636e\u9700\u8981\u63a5\u53d7\u8f93\u5165\u7684\u6b21\u6570\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u5f0f\u6765\u83b7\u5f97\u76f8\u540c\u7684\u7ed3\u679c\u3002\u5373\u4f7f\u662f\u63a5\u53d7\u591a\u884c\u8f93\u5165\u7684\u60c5\u51b5\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6b64\u65b9\u6cd5\u6765\u5904\u7406\u3002<\/p>\n
func<\/span> main<\/span>()<\/span> {<\/span>\r\n    var<\/span> n<\/span> [<\/span>3<\/span>]<\/span>int<\/span>\r\n    for<\/span> i<\/span> :=<\/span> 0<\/span>;<\/span> i<\/span> <<\/span> 3<\/span>;<\/span> i<\/span>++<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Scan<\/span>(<\/span>&<\/span>n<\/span>[<\/span>i<\/span>])<\/span>\r\n    }<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>n<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528 bufio \u5e93\u8fdb\u884c\u6807\u51c6\u8f93\u5165<\/h1>\n
\u5c31\u4e2a\u4eba\u6765\u8bf4\uff0c\u6211\u89c9\u5f97\u8fd9\u4e2a bufio \u5e93\u66f4\u52a0\u65b9\u4fbf\u4f7f\u7528\u3002
\n\u4e0d\u8fc7\uff0c\u56e0\u4e3a\u9700\u8981\u4ee5\u5b57\u7b26\u4e32\u7c7b\u578b\uff08string\uff09\u83b7\u53d6\u8f93\u5165\uff0c\u6240\u4ee5\u4f1a\u6d89\u53ca\u5230\u66f4\u6539\u6570\u636e\u7c7b\u578b\u7b49\u4e00\u4e9b\u989d\u5916\u7684\u5de5\u4f5c\u3002<\/p>\n
2-1. \u57fa\u672c\u7684\u6837\u54c1<\/h2>\n
\u9996\u5148\uff0c\u4f7f\u7528bufio.NewScanner\u751f\u6210\u4e00\u4e2a\u63a5\u53d7\u6807\u51c6\u8f93\u5165\uff08os.Stdin\uff09\u7684\u626b\u63cf\u5668\u3002
\n\u7136\u540e\uff0c\u4f7f\u7528scanner.Scan()\u8fdb\u884c\u4e00\u884c\u7684\u626b\u63cf\uff0c\u5e76\u4f7f\u7528scanner.Text()\u83b7\u53d6\u8f93\u5165\u503c\uff08scanner\u53ea\u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u53ef\u4ee5\u7528s\u6216\u5176\u4ed6\u4efb\u4f55\u540d\u79f0\u4ee3\u66ff\uff09\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"bufio\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    scanner<\/span> :=<\/span> bufio<\/span>.<\/span>NewScanner<\/span>(<\/span>os<\/span>.<\/span>Stdin<\/span>)<\/span> \/\/ \u6a19\u6e96\u5165\u529b\u3092\u53d7\u3051\u4ed8\u3051\u308b\u30b9\u30ad\u30e3\u30ca<\/span>\r\n    scanner<\/span>.<\/span>Scan<\/span>()<\/span> \/\/ \uff11\u884c\u5206\u306e\u5165\u529b\u3092\u53d6\u5f97\u3059\u308b<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>scanner<\/span>.<\/span>Text<\/span>())<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
C:\\golang\\sample>go build main.go\r\nC:\\golang\\sample>.\\main\r\nabc 123 456\r\nabc 123 456\r\n<\/code><\/pre>\n
\u5982\u679c\u4f7f\u7528bufio\uff0c\u5b83\u4f1a\u9ed8\u8ba4\u5c06\u201c\u6362\u884c\u201d\u4f5c\u4e3a\u8f93\u5165\u7684\u5206\u9694\u7b26\u3002\u5c31\u50cf\u4e0a\u9762\u6240\u8ff0\uff0c\u5373\u4f7f\u8f93\u5165\u5305\u542b\u7a7a\u683c\uff0c\u4f8b\u5982”abc 123 456″\uff0c\u4ecd\u7136\u4f1a\u5c06\u5176\u4f5c\u4e3a\u4e00\u884c\u8f93\u5165\u83b7\u53d6\u3002<\/p>\n
\u52a0\u8f7d\u8d85\u8fc7\u9ed8\u8ba4\u5927\u5c0f\uff0865,536\u4e2a\u5b57\u7b26\uff09\u7684\u5185\u5bb9\u3002<\/h2>\n
\u5728bufio\u5305\u4e2d\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u8bfb\u53d6\u7684\u6700\u5927\u5b57\u7b26\u6570\u88ab\u8bbe\u7f6e\u4e3aMaxScanTokenSize\uff0865536\u4e2a\u5b57\u7b26\uff09\u3002
\n\u5982\u679c\u60f3\u8981\u626b\u63cf\u66f4\u591a\u7684\u5b57\u7b26\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528Buffer\u51fd\u6570\uff08\u65b9\u6cd5\uff09\u5982\u4e0b\u6240\u793a\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"bufio\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    scanner<\/span> :=<\/span> bufio<\/span>.<\/span>NewScanner<\/span>(<\/span>os<\/span>.<\/span>Stdin<\/span>)<\/span>\r\n    scanner<\/span>.<\/span>Buffer<\/span>(<\/span>make<\/span>([]<\/span>byte<\/span>,<\/span> 64<\/span>*<\/span>1024<\/span>),<\/span> 100001<\/span>)<\/span> \/\/ \u6700\u5927100,001\u6587\u5b57<\/span>\r\n    scanner<\/span>.<\/span>Scan<\/span>()<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>scanner<\/span>.<\/span>Text<\/span>())<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u5c06\u4e0a\u8ff0\u793a\u4f8b\u4e2d\u7684\u6700\u5927\u8bfb\u53d6\u5b57\u7b26\u6570\u6307\u5b9a\u4e3a100,001\u4e2a\u5b57\u7b26\u3002<\/p>\n
\u7f13\u51b2\u533a\u51fd\u6570\u7528\u4ee5\u4e0b\u8bed\u6cd5\u8868\u793a\u3002<\/p>\n
func<\/span> (<\/span>s<\/span> *<\/span>Scanner<\/span>)<\/span> Buffer<\/span>(<\/span>buf<\/span> []<\/span>byte<\/span>,<\/span> max<\/span> int<\/span>)<\/span>\r\n<\/code><\/pre>\n
buf\u7528\u4e8e\u6307\u5b9a\u5728\u626b\u63cf\u65f6\u4f7f\u7528\u7684\u521d\u59cb\u7f13\u51b2\u533a\uff08\u4ee3\u7801\u4e2d\u5bf9\u5e9464 * 1024\uff09\u3002
\nmax\u7528\u4e8e\u6307\u5b9a\u5728\u626b\u63cf\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u5206\u914d\u7684\u7f13\u51b2\u533a\u7684\u6700\u5927\u5927\u5c0f\uff08\u4ee3\u7801\u4e2d\u5bf9\u5e94100001\uff09\u3002<\/p>\n
\u83b7\u53d6\u4ee5\u7a7a\u683c\u5206\u9694\u7684\u8f93\u5165\uff0c\u5e76\u5206\u522b\u5904\u7406\u3002<\/h2>\n
\u5982\u679c\u9010\u884c\u83b7\u53d6\u8f93\u5165\uff0c\u5219\u53ef\u4ee5\u901a\u8fc7\u4ee5\u7a7a\u683c\u5206\u9694\u7684\u65b9\u5f0f\u8fdb\u884c\u5206\u5272\uff0c\u4ee5\u83b7\u53d6\u6bcf\u4e2a\u503c\u3002\u5728\u5206\u5272\u8fc7\u7a0b\u4e2d\u4f7f\u7528 strings.Split(\u76ee\u6807\u5b57\u7b26\u4e32, \u5206\u9694\u7b26)\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"bufio\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n    \"strings\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    scanner<\/span> :=<\/span> bufio<\/span>.<\/span>NewScanner<\/span>(<\/span>os<\/span>.<\/span>Stdin<\/span>)<\/span>\r\n    scanner<\/span>.<\/span>Scan<\/span>()<\/span>\r\n    inputs<\/span> :=<\/span> strings<\/span>.<\/span>Split<\/span>(<\/span>scanner<\/span>.<\/span>Text<\/span>(),<\/span> \" \"<\/span>)<\/span>\r\n    for<\/span> _<\/span>,<\/span> input<\/span> :=<\/span> range<\/span> inputs<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>input<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
C:\\golang\\sample>go build main.go\r\nC:\\golang\\sample>.\\main\r\naaa bbb ccc ddd eee\r\naaa\r\nbbb\r\nccc\r\nddd\r\neee\r\n<\/code><\/pre>\n
\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u83b7\u53d6\u4e86\u4e00\u884c\u8f93\u5165 aaa bbb ccc ddd eee\uff0c\u7136\u540e\u8fdb\u884c\u4ee5\u7a7a\u683c\u4e3a\u95f4\u9694\u7684\u5206\u89e3\u3002
\n\u5373\u4f7f\u7a7a\u683c\u5206\u9694\u7684\u6570\u91cf\u662f\u672a\u77e5\u7684\uff0c\u4e5f\u53ef\u4ee5\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\u3002<\/p>\n
\u83b7\u53d6\u591a\u884c\u8f93\u5165<\/h2>\n
\u8981\u83b7\u53d6\u591a\u4e2a\u8f93\u5165\uff0c\u9700\u8981\u91cd\u590d\u6267\u884cscanner.Scan()\u7684\u6b21\u6570\uff08scanner\u53ea\u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u53ef\u4ee5\u7528s\u6216\u5176\u4ed6\u4efb\u4f55\u53d8\u91cf\u540d\u4ee3\u66ff\uff09\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"bufio\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    var<\/span> n<\/span> int<\/span> =<\/span> 3<\/span>\r\n    var<\/span> str<\/span> []<\/span>string<\/span>\r\n    scanner<\/span> :=<\/span> bufio<\/span>.<\/span>NewScanner<\/span>(<\/span>os<\/span>.<\/span>Stdin<\/span>)<\/span>\r\n    for<\/span> i<\/span> :=<\/span> 0<\/span>;<\/span> i<\/span> <<\/span> n<\/span>;<\/span> i<\/span>++<\/span> {<\/span>\r\n        scanner<\/span>.<\/span>Scan<\/span>()<\/span>\r\n        str<\/span> =<\/span> append<\/span>(<\/span>str<\/span>,<\/span> scanner<\/span>.<\/span>Text<\/span>())<\/span>\r\n    }<\/span>\r\n    fmt<\/span>.<\/span>Println<\/span>(<\/span>str<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
C:\\golang\\sample>go build main.go\r\nC:\\golang\\sample>.\\main\r\n123\r\n456\r\n789\r\n[123 456 789]\r\n<\/code><\/pre>\n
\u8bfb\u53d6\u6587\u672c\u6587\u4ef6<\/h1>\n
\u6700\u540e\uff0c\u6211\u4eec\u4e5f\u7559\u4e00\u79cd\u65b9\u6cd5\u6765\u8bfb\u53d6\u6587\u672c\u6587\u4ef6\u3002
\n\u4f5c\u4e3a\u51c6\u5907\uff0c\u6211\u4eec\u5c06\u6587\u672c\u6587\u4ef6\u4fdd\u5b58\u5728\u4e0e main.go \u76f8\u540c\u7684\u6587\u4ef6\u5939\u5185\u3002<\/p>\n
abcdefghijklmnopqrstuvwxyz\r\n\u3042\u3044\u3046\u3048\u304a\u304b\u304d\u304f\u3051\u3053\u3055\u3057\u3059\u305b\u305d\r\n<\/code><\/pre>\n
3-1. \u57fa\u672c\u7684\u793a\u4f8b<\/h2>\n
\u9996\u5148\uff0c\u5047\u8bbe\u6ca1\u6709\u53d1\u751f\u9519\u8bef\uff0c\u6211\u4f1a\u7b80\u5355\u5730\u63cf\u8ff0\u4e00\u4e0b\u3002<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528bufio.NewScanner\u6765\u83b7\u53d6\u6587\u672c\u6587\u4ef6\u7684\u5185\u5bb9\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"bufio\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    file<\/span>,<\/span> _<\/span> :=<\/span> os<\/span>.<\/span>Open<\/span>(<\/span>\"test.txt\"<\/span>)<\/span> \/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f<\/span>\r\n    scanner<\/span> :=<\/span> bufio<\/span>.<\/span>NewScanner<\/span>(<\/span>file<\/span>)<\/span> \/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u53d6\u308b\u30b9\u30ad\u30e3\u30ca\u30fc<\/span>\r\n    for<\/span> scanner<\/span>.<\/span>Scan<\/span>()<\/span> {<\/span> \/\/ \u30d5\u30a1\u30a4\u30eb\u30921\u884c\u305a\u3064\u8aad\u307f\u8fbc\u3080\uff08\u8aad\u307f\u8fbc\u3080\u884c\u304c\u7121\u304b\u3063\u305f\u5834\u5408\u306fFalse\uff09<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>scanner<\/span>.<\/span>Text<\/span>())<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
C:\\golang\\sample>go build main.go\r\nC:\\golang\\sample>.\\main\r\nabcdefghijklmnopqrstuvwxyz\r\n\u3042\u3044\u3046\u3048\u304a\u304b\u304d\u304f\u3051\u3053\u3055\u3057\u3059\u305b\u305d\r\n<\/code><\/pre>\n
3-2. \u5305\u542b\u9519\u8bef\u5904\u7406\u7684\u793a\u4f8b\u3002<\/h2>\n
\u5305\u62ec\u9519\u8bef\u5904\u7406\u5728\u5185\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"bufio\"<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    file<\/span>,<\/span> err<\/span> :=<\/span> os<\/span>.<\/span>Open<\/span>(<\/span>`C:\\golang\\sample\\test.txt`<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span> \/\/ \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f\u969b\u306b\u30a8\u30e9\u30fc\u304c\u751f\u3058\u305f\u5834\u5408<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>err<\/span>)<\/span>\r\n        return<\/span>\r\n    }<\/span>\r\n    defer<\/span> file<\/span>.<\/span>Close<\/span>()<\/span>\r\n\r\n    scanner<\/span> :=<\/span> bufio<\/span>.<\/span>NewScanner<\/span>(<\/span>file<\/span>)<\/span>\r\n    for<\/span> scanner<\/span>.<\/span>Scan<\/span>()<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>scanner<\/span>.<\/span>Text<\/span>())<\/span>\r\n    }<\/span>\r\n    if<\/span> scanner<\/span>.<\/span>Err<\/span>()<\/span> !=<\/span> nil<\/span> {<\/span> \/\/ \u8aad\u307f\u8fbc\u307f\u6642\u306b\u30a8\u30e9\u30fc\u304c\u3042\u3063\u305f\u5834\u5408<\/span>\r\n        fmt<\/span>.<\/span>Println<\/span>(<\/span>scanner<\/span>.<\/span>Err<\/span>())<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u5c06\u4ee5\u4e0b\u5185\u5bb9\u4f5c\u4e3a\u6211\u4e2a\u4eba\u5907\u5fd8\u5f55\uff0c\u5173\u4e8eGo\u8bed\u8a00\u7684\u6807\u51c6\u8f93\u5165\u3002 \u8fd9\u662f\u4e00\u822c\u5e38\u89c1\u7684\u5185\u5bb9\uff0c\u65e0\u5904\u4e0d\u5728\u3002 \uff1c\u53c2\u8003\u7f51\u7ad9\uff1e \u00b7 \u3010Go […]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44367","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6 - 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\/\u3010\u5907\u5fd8\u3011go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6\" \/>\n<meta property=\"og:description\" content=\"\u5c06\u4ee5\u4e0b\u5185\u5bb9\u4f5c\u4e3a\u6211\u4e2a\u4eba\u5907\u5fd8\u5f55\uff0c\u5173\u4e8eGo\u8bed\u8a00\u7684\u6807\u51c6\u8f93\u5165\u3002 \u8fd9\u662f\u4e00\u822c\u5e38\u89c1\u7684\u5185\u5bb9\uff0c\u65e0\u5904\u4e0d\u5728\u3002 \uff1c\u53c2\u8003\u7f51\u7ad9\uff1e \u00b7 \u3010Go […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010\u5907\u5fd8\u3011go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-25T06:51:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T20:16:45+00:00\" \/>\n<meta name=\"author\" content=\"\u79d1, \u96c5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u79d1, \u96c5\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/\",\"name\":\"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6 - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-12-25T06:51:01+00:00\",\"dateModified\":\"2024-04-29T20:16:45+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a\",\"name\":\"\u79d1, \u96c5\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g\",\"caption\":\"\u79d1, \u96c5\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/keya\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6 - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/\u3010\u5907\u5fd8\u3011go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6\/","og_locale":"zh_CN","og_type":"article","og_title":"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6","og_description":"\u5c06\u4ee5\u4e0b\u5185\u5bb9\u4f5c\u4e3a\u6211\u4e2a\u4eba\u5907\u5fd8\u5f55\uff0c\u5173\u4e8eGo\u8bed\u8a00\u7684\u6807\u51c6\u8f93\u5165\u3002 \u8fd9\u662f\u4e00\u822c\u5e38\u89c1\u7684\u5185\u5bb9\uff0c\u65e0\u5904\u4e0d\u5728\u3002 \uff1c\u53c2\u8003\u7f51\u7ad9\uff1e \u00b7 \u3010Go […]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/\u3010\u5907\u5fd8\u3011go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-12-25T06:51:01+00:00","article_modified_time":"2024-04-29T20:16:45+00:00","author":"\u79d1, \u96c5","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u79d1, \u96c5","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/","name":"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6 - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-12-25T06:51:01+00:00","dateModified":"2024-04-29T20:16:45+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"\u3010\u5907\u5fd8\u3011Go\u8bed\u8a00\u6807\u51c6\u8f93\u5165\u7684\u57fa\u7840\u77e5\u8bc6"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a","name":"\u79d1, \u96c5","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g","caption":"\u79d1, \u96c5"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/keya\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90%e5%a4%87%e5%bf%98%e3%80%91go%e8%af%ad%e8%a8%80%e6%a0%87%e5%87%86%e8%be%93%e5%85%a5%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/44367","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=44367"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/44367\/revisions"}],"predecessor-version":[{"id":89625,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/44367\/revisions\/89625"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=44367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=44367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=44367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}