{"id":44756,"date":"2024-01-11T01:31:57","date_gmt":"2023-04-05T22:23:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/44756-2\/"},"modified":"2024-05-04T17:48:35","modified_gmt":"2024-05-04T09:48:35","slug":"44756-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/44756-2\/","title":{"rendered":""},"content":{"rendered":"

\u3010\u6982\u8981\u3011<\/h1>\n

\u3053\u306e\u8a18\u4e8b\u3067\u306f A Tour of Go \u306eExercise: Stringers \u306e\u89e3\u7b54\u4f8b\u3092golang\u304a\u3088\u3073PHP\u3067\u63d0\u793a\u3057\u307e\u3059\u3002phper\u306e\u65b9\u306f\u3053\u306e\u89e3\u7b54\u4f8b\u3092\u53c2\u8003\u306b\u3057\u3066Gopher\u3061\u3083\u3093\u3068\u89e6\u308c\u5408\u3063\u3066\u3044\u305f\u3060\u3051\u308b\u3068\u5e78\u3044\u3067\u3059\u3002<\/p>\n

\u4eca\u56de\u53d6\u308a\u6271\u3046Exercise\u306e\u5185\u5bb9\u306f\u4e0b\u8a18\u306e\u901a\u308a\u3067\u3059<\/p>\n

IPAddr \u578b\u3092\u5b9f\u88c5\u3057\u3066\u307f\u307e\u3057\u3087\u3046 IP\u30a2\u30c9\u30ec\u30b9\u3092\u30c9\u30c3\u30c8\u30674\u3064\u306b\u533a\u5207\u3063\u305f( dotted quad )\u8868\u73fe\u3067\u51fa\u529b\u3059\u308b\u305f\u3081\u3001 fmt.Stringer \u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u4f8b\u3048\u3070\u3001 IPAddr{1, 2, 3, 4} \u306f\u3001 “1.2.3.4” \u3068\u3057\u3066\u51fa\u529b\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p><\/blockquote>\n

\u203b\u306a\u304a\u5148\u306b\u5ba3\u8a00\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u304cPHP\u3067\u306f\u554f\u984c\u3068\u306f\u304b\u306a\u308a\u7570\u306a\u308b\u4ed5\u4e0a\u304c\u308a\u3068\u306a\u3063\u3066\u304a\u308a\u307e\u3059<\/p>\n

\u3010golang\u3067\u306e\u89e3\u7b54\u4f8b\u3011<\/h1>\n

– \u30b3\u30fc\u30c9<\/h2>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> \"fmt\"<\/span>\r\n\r\ntype<\/span> IPAddr<\/span> [<\/span>4<\/span>]<\/span>byte<\/span>\r\n\r\n\/\/ TODO: Add a \"String() string\" method to IPAddr.<\/span>\r\nfunc<\/span> (<\/span>ip<\/span> IPAddr<\/span>)<\/span> String<\/span>()<\/span> string<\/span> {<\/span>\r\n    return<\/span> fmt<\/span>.<\/span>Sprintf<\/span>(<\/span>\"%d.%d.%d.%d\"<\/span>,<\/span> ip<\/span>[<\/span>0<\/span>],<\/span> ip<\/span>[<\/span>1<\/span>],<\/span> ip<\/span>[<\/span>2<\/span>],<\/span> ip<\/span>[<\/span>3<\/span>])<\/span>\r\n}<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    hosts<\/span> :=<\/span> map<\/span>[<\/span>string<\/span>]<\/span>IPAddr<\/span>{<\/span>\r\n        \"loopback\"<\/span>:<\/span>  {<\/span>127<\/span>,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> 1<\/span>},<\/span>\r\n        \"googleDNS\"<\/span>:<\/span> {<\/span>8<\/span>,<\/span> 8<\/span>,<\/span> 8<\/span>,<\/span> 8<\/span>},<\/span>\r\n    }<\/span>\r\n    for<\/span> name<\/span>,<\/span> ip<\/span> :=<\/span> range<\/span> hosts<\/span> {<\/span>\r\n        fmt<\/span>.<\/span>Printf<\/span>(<\/span>\"%v: %v<\/span>\\n<\/span>\"<\/span>,<\/span> name<\/span>,<\/span> ip<\/span>)<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
– \u5b9f\u884c\u7d50\u679c<\/h2>\n
loopback: 127.0.0.1\r\ngoogleDNS: 8.8.8.8\r\n<\/code><\/pre>\n
\u3010PHP\u3067\u306e\u89e3\u7b54\u4f8b\u3011<\/h1>\n
– \u30b3\u30fc\u30c9<\/h2>\n
<?php<\/span>\r\n\r\ninterface<\/span> Convertable<\/span>\r\n{<\/span>\r\n    public<\/span> function<\/span> get<\/span>();<\/span>\r\n}<\/span>\r\n\r\nclass<\/span> IPAddr<\/span> implements<\/span> Convertable<\/span>\r\n{<\/span>\r\n    private<\/span> $ip1<\/span>;<\/span>\r\n    private<\/span> $ip2<\/span>;<\/span>\r\n    private<\/span> $ip3<\/span>;<\/span>\r\n    private<\/span> $ip4<\/span>;<\/span>\r\n    public<\/span> function<\/span> __construct<\/span>(<\/span>$ip1<\/span>,<\/span> $ip2<\/span>,<\/span> $ip3<\/span>,<\/span> $ip4<\/span>)<\/span>\r\n    {<\/span>\r\n        $this<\/span>-><\/span>ip1<\/span> =<\/span> $ip1<\/span>;<\/span>\r\n        $this<\/span>-><\/span>ip2<\/span> =<\/span> $ip2<\/span>;<\/span>\r\n        $this<\/span>-><\/span>ip3<\/span> =<\/span> $ip3<\/span>;<\/span>\r\n        $this<\/span>-><\/span>ip4<\/span> =<\/span> $ip4<\/span>;<\/span>\r\n    }<\/span>\r\n\r\n    public<\/span> function<\/span> get<\/span>()<\/span>\r\n    {<\/span>\r\n        return<\/span> $this<\/span>-><\/span>ip1<\/span> .<\/span> \".\"<\/span> .<\/span> $this<\/span>-><\/span>ip2<\/span> .<\/span> \".\"<\/span> .<\/span> $this<\/span>-><\/span>ip3<\/span> .<\/span> \".\"<\/span> .<\/span> $this<\/span>-><\/span>ip4<\/span>;<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nclass<\/span> Printer<\/span>\r\n{<\/span>\r\n    public<\/span> function<\/span> __construct<\/span>()<\/span>\r\n    {<\/span>\r\n    }<\/span>\r\n\r\n    public<\/span> static<\/span> function<\/span> create<\/span>()<\/span>\r\n    {<\/span>\r\n        return<\/span> new<\/span> self<\/span>();<\/span>\r\n    }<\/span>\r\n\r\n    public<\/span> function<\/span> print<\/span>(<\/span>$elem<\/span>)<\/span>\r\n    {<\/span>\r\n        if<\/span> (<\/span>$elem<\/span> instanceof<\/span> Convertable<\/span>)<\/span> {<\/span>\r\n            echo<\/span> $elem<\/span>-><\/span>get<\/span>();<\/span>\r\n        }<\/span> elseif<\/span> (<\/span>gettype<\/span>(<\/span>$elem<\/span>)<\/span> ===<\/span> \"object\"<\/span>)<\/span> {<\/span>\r\n            throw<\/span> new<\/span> Exception<\/span>(<\/span>\"invalid argument\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> {<\/span>\r\n            echo<\/span> $elem<\/span>;<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\n$hosts<\/span> =<\/span> array<\/span>(<\/span>\r\n    \"loopback\"<\/span> =><\/span> new<\/span> IPAddr<\/span>(<\/span>127<\/span>,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> 1<\/span>),<\/span>\r\n    \"googleDNS\"<\/span> =><\/span> new<\/span> IPAddr<\/span>(<\/span>8<\/span>,<\/span> 8<\/span>,<\/span> 8<\/span>,<\/span> 8<\/span>)<\/span>\r\n);<\/span>\r\nforeach<\/span> (<\/span>$hosts<\/span> as<\/span> $name<\/span> =><\/span> $ip<\/span>)<\/span> {<\/span>\r\n    Printer<\/span>::<\/span>create<\/span>()<\/span>-><\/span>print<\/span>(<\/span>$name<\/span>);<\/span>\r\n    Printer<\/span>::<\/span>create<\/span>()<\/span>-><\/span>print<\/span>(<\/span>\": \"<\/span>);<\/span>\r\n    Printer<\/span>::<\/span>create<\/span>()<\/span>-><\/span>print<\/span>(<\/span>$ip<\/span>);<\/span>\r\n    Printer<\/span>::<\/span>create<\/span>()<\/span>-><\/span>print<\/span>(<\/span>\"<\/span>\\n<\/span>\"<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
– \u5b9f\u884c\u7d50\u679c<\/h2>\n
loopback: 127.0.0.1\r\ngoogleDNS: 8.8.8.8\r\n<\/code><\/pre>\n
\u3010golang\u3068PHP\u3092\u6bd4\u8f03\u3057\u3066\u3011<\/h1>\n
golang\u3068PHP\u3068\u3067\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5b9a\u7fa9\u304c\u7570\u306a\u308b\u305f\u3081\u6df7\u540c\u3057\u3066\u3057\u307e\u3046\u3068\u8a33\u304c\u5206\u304b\u3089\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002
\n\u53c2\u8003\u307e\u3067\u306bA Tour of Go\u3067\u306fgolang\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u3064\u3044\u3066\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
interface(\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9)\u578b\u306f\u3001\u30e1\u30bd\u30c3\u30c9\u306e\u30b7\u30b0\u30cb\u30c1\u30e3\u306e\u96c6\u307e\u308a\u3067\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n
\u305d\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u96c6\u307e\u308a\u3092\u5b9f\u88c5\u3057\u305f\u5024\u3092\u3001interface\u578b\u306e\u5909\u6570\u3078\u6301\u305f\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><\/blockquote>\n
String\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092PHP\u3067\u306f\u5b9a\u7fa9\u3067\u304d\u306a\u3044\u4ee5\u4e0a\u3053\u306e\u3088\u3046\u306a\u5b9f\u88c5\u306b\u306a\u308b\u3057\u304b\u306a\u3044\u306e\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u3082\u3057PHP\u3067\u7dba\u9e97\u306a\u5b9f\u88c5\u304c\u3067\u304d\u308b\u306e\u3067\u3042\u308c\u3070\u30b3\u30e1\u30f3\u30c8\u3067\u6307\u6458\u3057\u3066\u3044\u305f\u3060\u3051\u308b\u3068\u5e78\u3044\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u3010\u6982\u8981\u3011 \u3053\u306e\u8a18\u4e8b\u3067\u306f A Tour of Go \u306eExercise: Stringers \u306e\u89e3\u7b54\u4f8b\u3092gola […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44756","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n- 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\/44756-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u3010\u6982\u8981\u3011 \u3053\u306e\u8a18\u4e8b\u3067\u306f A Tour of Go \u306eExercise: Stringers \u306e\u89e3\u7b54\u4f8b\u3092gola […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/44756-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-05T22:23:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-04T09:48:35+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u5b87\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6e05, \u5b87\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \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\/44756-2\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/44756-2\/\",\"name\":\"- Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-04-05T22:23:12+00:00\",\"dateModified\":\"2024-05-04T09:48:35+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/1a6ecd3d914d22a5ac32791ffc1fbd8e\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/44756-2\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - 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