{"id":206052,"date":"2025-06-12T13:36:35","date_gmt":"2025-06-12T05:36:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206052\/"},"modified":"2025-06-12T13:36:35","modified_gmt":"2025-06-12T05:36:35","slug":"%e5%ad%a6%e4%b9%a0-go%ef%bc%9a-%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e3%80%81%e9%94%99%e8%af%af%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206052\/","title":{"rendered":"\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406"},"content":{"rendered":"

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\n\u300a\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86
\n<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,
\n,\u563f\uff01\u6211\u76ee\u524d\u6b63\u5728\u5b66\u4e60 go lang\uff0c\u6211\u6b63\u5728\u5bf9\u6211\u7684\u6982\u5ff5\u505a\u4e00\u4e9b\u57fa\u672c\u7684\u7b14\u8bb0\uff0c\u5c3d\u7ba1\u6211\u4e5f\u53ea\u662f\u5c06\u5b83\u4eec\u53d1\u5e03\u5728\u8fd9\u91cc\u3002\u5b83\u4eec\u6ca1\u6709\u7ecf\u8fc7\u6df1\u601d\u719f\u8651\u6216\u5199\u5f97\u5f88\u597d\uff0c\u4f46\u53ea\u662f\u6211\u65f6\u4e0d\u65f6\u505a\u7b14\u8bb0\u4ee5\u4f9b\u53c2\u8003\u3002,\u6211\u6b63\u5728\u5b66\u4e60 maximilian schwarzm\u00fcller \u7684 udemy \u8bfe\u7a0b\uff0c,\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002,\u6709\u65f6\uff0c\u5f53\u6211\u4eec\u4ece\u51fd\u6570\u4e2d\u83b7\u53d6 2 \u4e2a\u8fd4\u56de\u503c\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7279\u6b8a\u7684\u53d8\u91cf\u540d _ \uff0c\u8fd9\u610f\u5473\u7740\u6211\u4eec\u60f3\u8981\u83b7\u53d6\u8be5\u503c\uff0c\u4f46\u4e0d\u60f3\u4f7f\u7528\u5b83\u3002,os\u5305\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3awritefile\u7684\u51fd\u6570\uff0c\u5b83\u63a5\u6536\u5305\u7684\u540d\u79f0\u3001\u8981\u5b58\u50a8\u5728\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u548c\u6587\u4ef6\u6a21\u5f0f\uff0c\u8fd9\u5c06\u662f\u6587\u4ef6\u4fee\u6539\u6743\u9650\u3002,\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587
\n\u300a\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86
\n<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406<\/span><\/p>\n

\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406<\/h1>\n

\u6765\u6e90\uff1adev.to<\/span>
\n2024-11-02 09:57:25<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300a\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

<\/p>\n

\u563f\uff01\u6211\u76ee\u524d\u6b63\u5728\u5b66\u4e60 go lang\uff0c\u6211\u6b63\u5728\u5bf9\u6211\u7684\u6982\u5ff5\u505a\u4e00\u4e9b\u57fa\u672c\u7684\u7b14\u8bb0\uff0c\u5c3d\u7ba1\u6211\u4e5f\u53ea\u662f\u5c06\u5b83\u4eec\u53d1\u5e03\u5728\u8fd9\u91cc\u3002\u5b83\u4eec\u6ca1\u6709\u7ecf\u8fc7\u6df1\u601d\u719f\u8651\u6216\u5199\u5f97\u5f88\u597d\uff0c\u4f46\u53ea\u662f\u6211\u65f6\u4e0d\u65f6\u505a\u7b14\u8bb0\u4ee5\u4f9b\u53c2\u8003\u3002<\/p>\n

\u6211\u6b63\u5728\u5b66\u4e60 maximilian schwarzm\u00fcller \u7684 udemy \u8bfe\u7a0b\uff0c<\/p>\n

\n

\u7b14\u8bb0 <\/h2>\n

\u5199\u5165\u6587\u4ef6 <\/h3>\n
    \n
  • os\u5305\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3awritefile\u7684\u51fd\u6570\uff0c\u5b83\u63a5\u6536\u5305\u7684\u540d\u79f0\u3001\u8981\u5b58\u50a8\u5728\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u548c\u6587\u4ef6\u6a21\u5f0f\uff0c\u8fd9\u5c06\u662f\u6587\u4ef6\u4fee\u6539\u6743\u9650\u3002 <\/li>\n<\/ul>\n
    func writebalancefiles(balance float64) {\n    balancetext := fmt.sprint(balance)\n    os.writefile(\"balance.txt\", []byte(balancetext), 0644)\n}\n<\/pre>\n
     \u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6 <\/h3>\n
      \n
    • \u6709\u65f6\uff0c\u5f53\u6211\u4eec\u4ece\u51fd\u6570\u4e2d\u83b7\u53d6 2 \u4e2a\u8fd4\u56de\u503c\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7279\u6b8a\u7684\u53d8\u91cf\u540d _ \uff0c\u8fd9\u610f\u5473\u7740\u6211\u4eec\u60f3\u8981\u83b7\u53d6\u8be5\u503c\uff0c\u4f46\u4e0d\u60f3\u4f7f\u7528\u5b83\u3002 <\/li>\n<\/ul>\n
      data, _ := os.readfile(\"balance.txt\")\n<\/pre>\n
        \n
      • \u8fd9\u91cc\u7684\u6570\u636e\u5c06\u662f\u5b57\u8282\u7c7b\u578b\uff0c\u56e0\u6b64\u4e3a\u4e86\u5904\u7406\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u53ea\u80fd\u5c06\u8be5\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32<\/li>\n
      • \u6211\u4eec\u9700\u8981\u6d6e\u70b9\u6570\u7684\u6570\u636e\u5b57\u7b26\u4e32\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 strconv \u5305\uff0c\u5b83\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u65b9\u6cd5\u6765\u5904\u7406\u5b57\u7b26\u4e32\u64cd\u4f5c<\/li>\n
      • \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 parsefloat \u65b9\u6cd5\uff0c\u5b83\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\uff0c\u6211\u4eec\u9700\u8981\u63d0\u4f9b\u5b57\u7b26\u4e32\u503c\u548c\u4f4d\u5927\u5c0f\uff0c\u53ef\u4ee5\u662f 32 \u6216 64 <\/li>\n<\/ul>\n
        func readfile() float64 {\n    data, _ := os.readfile(\"balance.txt\")\n    balancetext := string(data)\n    balance, _ := strconv.parsefloat(balancetext, 64)\n    return balance\n}\n<\/pre>\n
          \n
        • \u5b57\u8282\u503c\u4e0d\u80fd\u76f4\u63a5\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u4ee5\u5916\u7684\u4efb\u4f55\u7c7b\u578b\uff0c\u5b57\u7b26\u4e32\u503c\u4e0d\u80fd\u76f4\u63a5\u8f6c\u6362\u4e3a\u4efb\u4f55\u5176\u4ed6\u7c7b\u578b\uff0c\u8fd9\u9700\u8981\u4f7f\u7528 strconv \u5305<\/li>\n<\/ul>\n
           \u9519\u8bef\u5904\u7406 <\/h3>\n
            \n
          • \u5728 go \u4e2d\uff0c\u6709\u4e00\u79cd\u7279\u6b8a\u7684\u9519\u8bef\u7c7b\u578b\uff0c\u53ef\u4ee5\u7528\u6765\u7ed9\u51fa\u6765\u81ea\u5185\u7f6e\u9519\u8bef\u5305\u7684\u81ea\u5b9a\u4e49\u9519\u8bef <\/li>\n
          • \u5728go\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528nil\u6765\u68c0\u67e5\u7a7a\u503c<\/li>\n
          • \u51e0\u4e4e\u6240\u6709\u7684\u5305\u90fd\u63d0\u4f9b\u4e00\u4e2a\u9519\u8bef\u4f5c\u4e3a\u5e26\u6709\u4e3b\u503c\u7684\u8fd4\u56de\u503c\uff0c\u6211\u4eec\u4f7f\u7528\u9519\u8bef\u6765\u68c0\u67e5\u662f\u5426\u6709nil\u503c<\/li>\n
          • \u56e0\u6b64\uff0c\u5982\u679c\u9519\u8bef\u4e0d\u4e3a\u96f6\uff0c\u5219\u610f\u5473\u7740\u5b58\u5728\u9519\u8bef\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u6211\u4eec\u53ef\u4ee5\u7ed9\u51fa\u4e00\u4e9b\u9519\u8bef\u54cd\u5e94 <\/li>\n<\/ul>\n
             444895578\u200b\u200b895 <\/p>\n
                var accountbalance, err = readfile()\n\n    if err != nil {\n        fmt.println(\"error\")\n        fmt.println(err)\n        fmt.println(\"===============\")\n    }\n<\/pre>\n
             \u6050\u614c\uff01 <\/h3>\n
              \n
            • \u6709\u4e00\u4e2a\u540d\u4e3apanic()\u7684\u5185\u7f6e\u65b9\u6cd5\uff0c\u5b83\u5c06\u505c\u6b62\u7a0b\u5e8f\u6267\u884c\u5e76\u7ed9\u51fa\u7279\u6b8a\u9519\u8bef <\/li>\n<\/ul>\n
                  if err != nil {\n        fmt.Println(\"ERROR\")\n        fmt.Println(err)\n        fmt.Println(\"===============\")\n        panic(\"Can't Continue Sorry!\")\n    } \n<\/pre>\n
              \u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5b66\u4e60 GO\uff1a- \u6587\u4ef6\u5904\u7406\u3001\u9519\u8bef\u5904\u7406\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n
               \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1adev.to \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb \u5220\u9664  <\/p>\n
              \n
              \n <\/dt>\n
              \n   Django \u7f51\u7ad9\u5982\u4f55\u6807\u8bb0\u5f53\u5929\u53d1\u5e03\u7684\u65b0\u6587\u7ae0\uff1f\n <\/dd>\n<\/dl>\n
              \n
              \n <\/dt>\n
              \n   \u4e3a\u4ec0\u4e48\u4f7f\u7528\u5b8b\u4f53\u5b57\u4f53\u4f1a\u5bfc\u81f4\u6570\u5b57\u9519\u4f4d\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
              \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587 \u300a...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206052","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206052","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=206052"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206052\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206052"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206052"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206052"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}