{"id":57746,"date":"2024-10-10T20:49:16","date_gmt":"2024-10-10T12:49:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/57746\/"},"modified":"2024-10-10T20:49:16","modified_gmt":"2024-10-10T12:49:16","slug":"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80%e6%96%87%e4%bb%b6%e7%9a%84%e5%af%ab%e5%85%a5%e3%80%81%e8%bf%bd%e5%8a%a0%e3%80%81%e8%ae%80%e5%8f%96%e3%80%81%e8%a4%87%e8%a3%bd%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/57746\/","title":{"rendered":"GO\u6559\u7a0b: Go \u8a9e\u8a00\u6587\u4ef6\u7684\u5beb\u5165\u3001\u8ffd\u52a0\u3001\u8b80\u53d6\u3001\u8907\u88fd\u64cd\u4f5c"},"content":{"rendered":"

GO\u6559\u7a0b: Go \u8a9e\u8a00\u6587\u4ef6\u7684\u5beb\u5165\u3001\u8ffd\u52a0\u3001\u8b80\u53d6\u3001\u8907\u88fd\u64cd\u4f5c<\/h1>\n

Go \u8a9e\u8a00\uff08\u53c8\u7a31 Golang\uff09\u662f\u4e00\u7a2e\u975c\u614b\u985e\u578b\u3001\u7de8\u8b6f\u578b\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u56e0\u5176\u7c21\u6f54\u7684\u8a9e\u6cd5\u548c\u9ad8\u6548\u7684\u6027\u80fd\u800c\u53d7\u5230\u5ee3\u6cdb\u6b61\u8fce\u3002\u5728\u9032\u884c\u6587\u4ef6\u64cd\u4f5c\u6642\uff0cGo \u63d0\u4f9b\u4e86\u8c50\u5bcc\u7684\u6a19\u6e96\u5eab\u4f86\u652f\u6301\u6587\u4ef6\u7684\u5beb\u5165\u3001\u8ffd\u52a0\u3001\u8b80\u53d6\u548c\u8907\u88fd\u7b49\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u638c\u63e1 Go \u8a9e\u8a00\u7684\u6587\u4ef6\u8655\u7406\u80fd\u529b\u3002<\/p>\n

\u6587\u4ef6\u7684\u5beb\u5165<\/h2>\n

\u5728 Go \u8a9e\u8a00\u4e2d\uff0c\u5beb\u5165\u6587\u4ef6\u53ef\u4ee5\u4f7f\u7528\u6a19\u6e96\u5eab\u4e2d\u7684 os<\/code> \u548c io\/ioutil<\/code> \u5305\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5275\u5efa\u4e00\u500b\u65b0\u6587\u4ef6\u4e26\u5beb\u5165\u5167\u5bb9\uff1a<\/p>\n

package main\n\nimport (\n    \"os\"\n)\n\nfunc main() {\n    \/\/ \u5275\u5efa\u4e00\u500b\u65b0\u6587\u4ef6\n    file, err := os.Create(\"example.txt\")\n    if err != nil {\n        panic(err)\n    }\n    defer file.Close()\n\n    \/\/ \u5beb\u5165\u5167\u5bb9\n    _, err = file.WriteString(\"Hello, Go \u8a9e\u8a00\uff01\")\n    if err != nil {\n        panic(err)\n    }\n}\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 os.Create<\/code> \u51fd\u6578\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba example.txt<\/code> \u7684\u6587\u4ef6\uff0c\u7136\u5f8c\u4f7f\u7528 WriteString<\/code> \u65b9\u6cd5\u5c07\u5b57\u7b26\u4e32\u5beb\u5165\u8a72\u6587\u4ef6\u3002<\/p>\n
\u6587\u4ef6\u7684\u8ffd\u52a0<\/h2>\n
\u5982\u679c\u9700\u8981\u5728\u5df2\u5b58\u5728\u7684\u6587\u4ef6\u4e2d\u8ffd\u52a0\u5167\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528 os.OpenFile<\/code> \u51fd\u6578\uff0c\u4e26\u6307\u5b9a os.O_APPEND<\/code> \u6a19\u8a8c\u3002\u4ee5\u4e0b\u662f\u8ffd\u52a0\u5167\u5bb9\u7684\u793a\u4f8b\uff1a<\/p>\n
package main\n\nimport (\n    \"os\"\n)\n\nfunc main() {\n    \/\/ \u6253\u958b\u6587\u4ef6\u4ee5\u9032\u884c\u8ffd\u52a0\n    file, err := os.OpenFile(\"example.txt\", os.O_APPEND|os.O_WRONLY, 0644)\n    if err != nil {\n        panic(err)\n    }\n    defer file.Close()\n\n    \/\/ \u8ffd\u52a0\u5167\u5bb9\n    _, err = file.WriteString(\"n\u9019\u662f\u8ffd\u52a0\u7684\u5167\u5bb9\u3002\")\n    if err != nil {\n        panic(err)\n    }\n}\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 os.OpenFile<\/code> \u6253\u958b\u4e86 example.txt<\/code> \u6587\u4ef6\uff0c\u4e26\u5c07\u5167\u5bb9\u8ffd\u52a0\u5230\u6587\u4ef6\u672b\u5c3e\u3002<\/p>\n
\u6587\u4ef6\u7684\u8b80\u53d6<\/h2>\n
\u8b80\u53d6\u6587\u4ef6\u7684\u64cd\u4f5c\u540c\u6a23\u7c21\u55ae\u3002\u53ef\u4ee5\u4f7f\u7528 ioutil.ReadFile<\/code> \u51fd\u6578\u4f86\u8b80\u53d6\u6574\u500b\u6587\u4ef6\u7684\u5167\u5bb9\u3002\u4ee5\u4e0b\u662f\u8b80\u53d6\u6587\u4ef6\u7684\u793a\u4f8b\uff1a<\/p>\n
package main\n\nimport (\n    \"fmt\"\n    \"io\/ioutil\"\n)\n\nfunc main() {\n    \/\/ \u8b80\u53d6\u6587\u4ef6\n    data, err := ioutil.ReadFile(\"example.txt\")\n    if err != nil {\n        panic(err)\n    }\n\n    \/\/ \u8f38\u51fa\u5167\u5bb9\n    fmt.Println(string(data))\n}\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 ioutil.ReadFile<\/code> \u8b80\u53d6\u4e86 example.txt<\/code> \u6587\u4ef6\u7684\u5167\u5bb9\uff0c\u4e26\u5c07\u5176\u8f49\u63db\u70ba\u5b57\u7b26\u4e32\u5f8c\u8f38\u51fa\u3002<\/p>\n
\u6587\u4ef6\u7684\u8907\u88fd<\/h2>\n
\u5728 Go \u8a9e\u8a00\u4e2d\uff0c\u8907\u88fd\u6587\u4ef6\u53ef\u4ee5\u901a\u904e\u8b80\u53d6\u6e90\u6587\u4ef6\u7684\u5167\u5bb9\u4e26\u5beb\u5165\u5230\u76ee\u6a19\u6587\u4ef6\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u8907\u88fd\u6587\u4ef6\u7684\u793a\u4f8b\uff1a<\/p>\n
package main\n\nimport (\n    \"io\"\n    \"os\"\n)\n\nfunc main() {\n    \/\/ \u6253\u958b\u6e90\u6587\u4ef6\n    sourceFile, err := os.Open(\"example.txt\")\n    if err != nil {\n        panic(err)\n    }\n    defer sourceFile.Close()\n\n    \/\/ \u5275\u5efa\u76ee\u6a19\u6587\u4ef6\n    destFile, err := os.Create(\"copy_example.txt\")\n    if err != nil {\n        panic(err)\n    }\n    defer destFile.Close()\n\n    \/\/ \u8907\u88fd\u5167\u5bb9\n    _, err = io.Copy(destFile, sourceFile)\n    if err != nil {\n        panic(err)\n    }\n}\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u6253\u958b\u4e86\u6e90\u6587\u4ef6 example.txt<\/code>\uff0c\u7136\u5f8c\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba copy_example.txt<\/code> \u7684\u65b0\u6587\u4ef6\uff0c\u6700\u5f8c\u4f7f\u7528 io.Copy<\/code> \u5c07\u6e90\u6587\u4ef6\u7684\u5167\u5bb9\u8907\u88fd\u5230\u76ee\u6a19\u6587\u4ef6\u4e2d\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u672c\u6587\u4ecb\u7d39\u4e86 Go \u8a9e\u8a00\u4e2d\u9032\u884c\u6587\u4ef6\u7684\u5beb\u5165\u3001\u8ffd\u52a0\u3001\u8b80\u53d6\u548c\u8907\u88fd\u64cd\u4f5c\u7684\u57fa\u672c\u65b9\u6cd5\u3002\u9019\u4e9b\u64cd\u4f5c\u662f\u958b\u767c\u4e2d\u5e38\u898b\u7684\u9700\u6c42\uff0c\u638c\u63e1\u5b83\u5011\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u958b\u767c\u6548\u7387\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684 Go \u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2Go\u8a9e\u8a00\u4e2d\u7684\u6587\u4ef6\u64cd\u4f5c\uff0c\u5305\u62ec\u5beb\u5165\u3001\u8ffd\u52a0\u3001\u8b80\u53d6\u548c\u8907\u88fd\uff0c\u638c\u63e1\u9ad8\u6548\u8655\u7406\u6587\u4ef6\u7684\u6280\u5de7\u8207\u65b9\u6cd5\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-57746","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=57746"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57746\/revisions"}],"predecessor-version":[{"id":57747,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57746\/revisions\/57747"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=57746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=57746"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=57746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}