{"id":44304,"date":"2023-05-31T04:00:09","date_gmt":"2023-10-08T03:43:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/golang%e7%9a%84io%e6%a8%a1%e6%9d%bf\/"},"modified":"2024-04-30T06:43:02","modified_gmt":"2024-04-29T22:43:02","slug":"golang%e7%9a%84io%e6%a8%a1%e6%9d%bf","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/golang%e7%9a%84io%e6%a8%a1%e6%9d%bf\/","title":{"rendered":"Golang\u7684io\u6a21\u677f"},"content":{"rendered":"

\u521b\u5efa\u6587\u4ef6\u5e76\u5199\u5165<\/h2>\n
package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n\r\n  file<\/span>,<\/span> err<\/span> :=<\/span> os<\/span>.<\/span>Create<\/span>(<\/span>\"foo.txt\"<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/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  bf<\/span> :=<\/span> bufio<\/span>.<\/span>NewWriter<\/span>(<\/span>file<\/span>)<\/span>\r\n\r\n  \/\/ \u6587\u5b57\u5217\u3092\u66f8\u304d\u8fbc\u3080\u306a\u3089`WriteString`\u306e\u65b9\u304c\u304a\u305d\u3089\u304f\u9ad8\u901f\u3002<\/span>\r\n  \/\/ \u306a\u305c\u306a\u3089\u3001[]byte\u306b\u30ad\u30e3\u30b9\u30c8\u3092\u3059\u308b\u3068\u30e1\u30e2\u30ea\u30b3\u30d4\u30fc\u304c\u767a\u751f\u3059\u308b\u304b\u3089<\/span>\r\n  \/\/ `WriteString`\u306f\u5185\u90e8\u3067\u30dd\u30a4\u30f3\u30bf\u3067\u53c2\u7167\u3057\u3066\u3044\u308b...\u3068\u601d\u3046<\/span>\r\n  bf<\/span>.<\/span>Write<\/span>([]<\/span>byte<\/span>(<\/span>\"Hello World<\/span>\\n<\/span>\"<\/span>))<\/span>\r\n  bf<\/span>.<\/span>WriteString<\/span>(<\/span>\"Hello World<\/span>\\n<\/span>\"<\/span>)<\/span>\r\n\r\n  fmt<\/span>.<\/span>Println<\/span>(<\/span>file<\/span>.<\/span>Fd<\/span>())<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u203b \u8fd9\u91cc\u8be6\u7ec6\u4ecb\u7ecd\u4e86 []byte \u8f6c\u6362\u7684\u5185\u5bb9\u3002<\/p>\n
\u8bf7\u53c2\u8003\u4ee5\u4e0b\u7f51\u7ad9<\/h2>\n
    \n
  • \n
      http:\/\/golang.jp\/pkg\/bufio<\/ul>\n<\/li>\n<\/ul>\n
       <\/p>\n
        \n
      • \n
          http:\/\/golang.jp\/pkg\/os<\/ul>\n<\/li>\n<\/ul>\n
           <\/p>\n
            http:\/\/golang.jp\/pkg\/io<\/ul>\n","protected":false},"excerpt":{"rendered":"
            \u521b\u5efa\u6587\u4ef6\u5e76\u5199\u5165 package main import ( “fmt” “os” ) func main()  […]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44304","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nGolang\u7684io\u6a21\u677f - 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\/golang\u7684io\u6a21\u677f\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Golang\u7684io\u6a21\u677f\" \/>\n<meta property=\"og:description\" content=\"\u521b\u5efa\u6587\u4ef6\u5e76\u5199\u5165 package main import ( "fmt" "os" ) func main() […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/golang\u7684io\u6a21\u677f\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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