{"id":3732,"date":"2022-12-30T14:00:27","date_gmt":"2022-12-30T06:00:27","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3732"},"modified":"2022-12-30T14:00:27","modified_gmt":"2022-12-30T06:00:27","slug":"%e5%ad%b8%e7%bf%92go%e8%aa%9e%e8%a8%80%e4%b8%ad%e7%9a%84%e6%96%87%e4%bb%b6%e8%ae%80%e5%af%ab%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/go\/%e5%ad%b8%e7%bf%92go%e8%aa%9e%e8%a8%80%e4%b8%ad%e7%9a%84%e6%96%87%e4%bb%b6%e8%ae%80%e5%af%ab%e6%8a%80%e5%b7%a7\/","title":{"rendered":"\u5b78\u7fd2Go\u8a9e\u8a00\u4e2d\u7684\u6587\u4ef6\u8b80\u5beb\u6280\u5de7"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Go, \u6587\u4ef6\u8b80\u5beb\"><\/p>\n<p>Go \u8a9e\u8a00\u662f\u4e00\u7a2e\u5feb\u901f\u3001\u5b89\u5168\u3001\u53ef\u64f4\u5c55\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5b83\u53ef\u4ee5\u7528\u65bc\u958b\u767c\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\uff0c\u5176\u4e2d\u5305\u62ec\u6587\u4ef6\u8b80\u5beb\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Go \u8a9e\u8a00\u9032\u884c\u6587\u4ef6\u8b80\u5beb\u64cd\u4f5c\u3002<\/p>\n<h2>Go \u8a9e\u8a00\u6587\u4ef6\u8b80\u5beb<\/h2>\n<p>Go \u8a9e\u8a00\u63d0\u4f9b\u4e86\u4e00\u500b\u5167\u7f6e\u7684 <code>os<\/code> \u5305\uff0c\u53ef\u4ee5\u7528\u4f86\u8b80\u53d6\u548c\u5beb\u5165\u6587\u4ef6\u3002 <code>os<\/code> \u5305\u63d0\u4f9b\u4e86\u4e00\u500b <code>Open<\/code> \u51fd\u6578\uff0c\u53ef\u4ee5\u7528\u4f86\u6253\u958b\u6587\u4ef6\uff0c\u4e26\u8fd4\u56de\u4e00\u500b <code>File<\/code> \u5c0d\u8c61\uff0c\u53ef\u4ee5\u7528\u4f86\u8b80\u53d6\u548c\u5beb\u5165\u6587\u4ef6\u3002<\/p>\n<pre class=\"brush: go\">\n\/\/ \u6253\u958b\u6587\u4ef6\nfile, err := os.Open(\"test.txt\")\nif err != nil {\n    log.Fatal(err)\n}\ndefer file.Close()\n<\/pre>\n<p><code>File<\/code> \u5c0d\u8c61\u63d0\u4f9b\u4e86\u4e00\u500b <code>Read<\/code> \u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u4f86\u8b80\u53d6\u6587\u4ef6\u4e2d\u7684\u5167\u5bb9\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5230\u4e00\u500b <code>[]byte<\/code> \u9663\u5217\u4e2d\u3002<\/p>\n<pre class=\"brush: go\">\n\/\/ \u8b80\u53d6\u6587\u4ef6\ndata := make([]byte, 1024)\nn, err := file.Read(data)\nif err != nil {\n    log.Fatal(err)\n}\nfmt.Println(string(data[:n]))\n<\/pre>\n<p><code>File<\/code> \u5c0d\u8c61\u9084\u63d0\u4f9b\u4e86\u4e00\u500b <code>Write<\/code> \u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u4f86\u5c07\u5167\u5bb9\u5beb\u5165\u6587\u4ef6\u4e2d\u3002<\/p>\n<pre class=\"brush: go\">\n\/\/ \u5beb\u5165\u6587\u4ef6\n_, err = file.Write([]byte(\"Hello World!\"))\nif err != nil {\n    log.Fatal(err)\n}\n<\/pre>\n<p><!--more--><\/p>\n<p>\u6b64\u5916\uff0cGo \u8a9e\u8a00\u9084\u63d0\u4f9b\u4e86\u4e00\u500b <code>ioutil<\/code> \u5305\uff0c\u53ef\u4ee5\u7528\u4f86\u8b80\u53d6\u548c\u5beb\u5165\u6587\u4ef6\uff0c\u800c\u4e0d\u9700\u8981\u624b\u52d5\u6253\u958b\u548c\u95dc\u9589\u6587\u4ef6\u3002<\/p>\n<p><code>ioutil<\/code> \u5305\u63d0\u4f9b\u4e86\u4e00\u500b <code>ReadFile<\/code> \u51fd\u6578\uff0c\u53ef\u4ee5\u7528\u4f86\u8b80\u53d6\u6587\u4ef6\u4e2d\u7684\u5167\u5bb9\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5230\u4e00\u500b <code>[]byte<\/code> \u9663\u5217\u4e2d\u3002<\/p>\n<pre class=\"brush: go\">\n\/\/ \u8b80\u53d6\u6587\u4ef6\ndata, err := ioutil.ReadFile(\"test.txt\")\nif err != nil {\n    log.Fatal(err)\n}\nfmt.Println(string(data))\n<\/pre>\n<p><code>ioutil<\/code> \u5305\u9084\u63d0\u4f9b\u4e86\u4e00\u500b <code>WriteFile<\/code> \u51fd\u6578\uff0c\u53ef\u4ee5\u7528\u4f86\u5c07\u5167\u5bb9\u5beb\u5165\u6587\u4ef6\u4e2d\u3002<\/p>\n<pre class=\"brush: go\">\n\/\/ \u5beb\u5165\u6587\u4ef6\nerr = ioutil.WriteFile(\"test.txt\", []byte(\"Hello World!\"), 0644)\nif err != nil {\n    log.Fatal(err)\n}\n<\/pre>\n<h2>\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 Go \u8a9e\u8a00\u9032\u884c\u6587\u4ef6\u8b80\u5beb\u64cd\u4f5c\u3002 Go \u8a9e\u8a00\u63d0\u4f9b\u4e86 <code>os<\/code> \u548c <code>ioutil<\/code> \u5169\u500b\u5167\u7f6e\u7684\u5305\uff0c\u53ef\u4ee5\u7528\u4f86\u8b80\u53d6\u548c\u5beb\u5165\u6587\u4ef6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u5c07\u4ecb\u7d39Go\u8a9e\u8a00\u4e2d\u7684\u6587\u4ef6\u8b80\u5beb\u6280\u5de7\uff0c\u5f9e\u57fa\u672c\u7684\u958b\u555f\u6a94\u6848\u3001\u8b80\u53d6\u6a94\u6848\u5167\u5bb9\u3001\u5beb\u5165\u6a94\u6848\u5167\u5bb9\u7b49\u64cd\u4f5c\uff0c\u5230\u66f4\u9032\u968e\u7684\u6a94\u6848\u64cd\u4f5c\uff0c\u8b93\u4f60\u5b78\u6703\u5982\u4f55\u4f7f\u7528Go\u8a9e\u8a00\u8655\u7406\u6587\u4ef6\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[171,172],"tags":[169,170],"class_list":["post-3732","post","type-post","status-publish","format-standard","hentry","category-go","category-golang","tag-go","tag-golang"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-Yc","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3732","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3732"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3732\/revisions"}],"predecessor-version":[{"id":3733,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3732\/revisions\/3733"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}