{"id":41942,"date":"2024-12-01T11:24:13","date_gmt":"2024-12-01T03:24:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/41942\/"},"modified":"2024-12-01T11:24:13","modified_gmt":"2024-12-01T03:24:13","slug":"go%e8%af%ad%e8%a8%80%e4%b8%ad%ef%bc%8c%e5%a6%82%e4%bd%95%e7%bb%99%e6%8c%87%e9%92%88-string-%e7%b1%bb%e5%9e%8b%e8%b5%8b%e5%80%bc%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/41942\/","title":{"rendered":"Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f"},"content":{"rendered":"

\u5c0f\u4f19\u4f34\u4eec\u5bf9Golang\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aGo\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01,
\n\"Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488,
\ngo\u7ed9\u6307\u9488string\u8d4b\u503c\u201c\u4f60\u597d\u201d<\/strong>,\u63d0\u95ee\u8005\u5728\u4f7f\u7528go\u8bed\u8a00\u65f6\u9047\u5230\u4e86\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\u7684\u95ee\u9898\uff0c\u7531\u4e8e\u6307\u9488string\u4e0d\u80fd\u76f4\u63a5\u7528\u5b57\u7b26\u4e32\u8d4b\u503c\uff0c\u56e0\u6b64\u9700\u8981\u5bfb\u6c42\u89e3\u51b3\u65b9\u6848\u3002,
\n\u89e3\u51b3\u65b9\u6848<\/strong>,\u5bf9\u4e8e\u5982\u4f55\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\uff0c\u76ee\u524d\u6ca1\u6709\u4fbf\u6377\u7684\u89e3\u51b3\u65b9\u6848\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a,
\n1. \u81ea\u5b9a\u4e49\u51fd\u6570<\/strong>,\u7c7b\u4f3c\u4e8eprotobuf\u4e2d\u7684string()\u51fd\u6570\uff0c\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u4e13\u95e8\u5904\u7406\u6b64\u7c7b\u8d4b\u503c\u7684\u51fd\u6570\uff1a,\u4f7f\u7528\u65f6\uff1a,\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u65b9\u6cd5\u540d\u548c\u5176\u4ed6\u51fd\u6570\u51b2\u7a81\u65f6\u9700\u8981\u8c03\u6574\u3002,\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301golang\u5b66\u4e60\u7f51\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8golang\u5b66\u4e60\u7f51\u516c\u4f17\u53f7\u3002,go\u7ed9\u6307\u9488string\u8d4b\u503c\u201c\u4f60\u597d\u201d,\u5c0f\u4f19\u4f34\u4eec\u5bf9Golang\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aGo\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f<\/span><\/p>\n

Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f<\/h1>\n

2024-11-17 11:12:52<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5c0f\u4f19\u4f34\u4eec\u5bf9Golang\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aGo\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\"Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488<\/p>\n

go\u7ed9\u6307\u9488string\u8d4b\u503c\u201c\u4f60\u597d\u201d<\/strong><\/p>\n

\u63d0\u95ee\u8005\u5728\u4f7f\u7528go\u8bed\u8a00\u65f6\u9047\u5230\u4e86\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\u7684\u95ee\u9898\uff0c\u7531\u4e8e\u6307\u9488string\u4e0d\u80fd\u76f4\u63a5\u7528\u5b57\u7b26\u4e32\u8d4b\u503c\uff0c\u56e0\u6b64\u9700\u8981\u5bfb\u6c42\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n

\u5bf9\u4e8e\u5982\u4f55\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\uff0c\u76ee\u524d\u6ca1\u6709\u4fbf\u6377\u7684\u89e3\u51b3\u65b9\u6848\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n

1. \u81ea\u5b9a\u4e49\u51fd\u6570<\/strong><\/p>\n

\u7c7b\u4f3c\u4e8eprotobuf\u4e2d\u7684string()\u51fd\u6570\uff0c\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u4e13\u95e8\u5904\u7406\u6b64\u7c7b\u8d4b\u503c\u7684\u51fd\u6570\uff1a<\/p>\n

func string(v string) *string { return &v }<\/pre>\n
\u4f7f\u7528\u65f6\uff1a<\/p>\n
info := BO_SYS_User{}\ninfo.Id = String(\"1\")\ninfo.UserName = String(\"\u8d85\u7ea7\u7ba1\u7406\u5458\")<\/pre>\n
\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u65b9\u6cd5\u540d\u548c\u5176\u4ed6\u51fd\u6570\u51b2\u7a81\u65f6\u9700\u8981\u8c03\u6574\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301golang\u5b66\u4e60\u7f51\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8golang\u5b66\u4e60\u7f51\u516c\u4f17\u53f7\u3002<\/p>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u4f7f\u7528 MySQL LEFT JOIN \u66f4\u65b0 Student \u8868\u7684 Score \u5b57\u6bb5\uff1f\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u9650\u5236\u624b\u673a\u4e0b\u8f7d\u8f6f\u4ef6\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5c0f\u4f19\u4f34\u4eec\u5bf9Golang\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aGo\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01, , go\u7ed9\u6307\u9488string\u8d4b\u503c\u201c\u4f60\u597d\u201d,\u63d0\u95ee\u8005\u5728\u4f7f\u7528go\u8bed\u8a00\u65f6\u9047\u5230\u4e86\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\u7684\u95ee\u9898\uff0c\u7531\u4e8e\u6307\u9488string\u4e0d\u80fd\u76f4\u63a5\u7528\u5b57\u7b26\u4e32\u8d4b\u503c\uff0c\u56e0\u6b64\u9700\u8981\u5bfb\u6c42\u89e3\u51b3\u65b9\u6848\u3002, \u89e3\u51b3\u65b9\u6848,\u5bf9\u4e8e\u5982\u4f55\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\uff0c\u76ee\u524d\u6ca1\u6709\u4fbf\u6377\u7684\u89e3\u51b3\u65b9\u6848\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a, 1. \u81ea\u5b9a\u4e49\u51fd\u6570,\u7c7b\u4f3c\u4e8eprotobuf\u4e2d\u7684string()\u51fd\u6570\uff0c\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u4e13\u95e8\u5904\u7406\u6b64\u7c7b\u8d4b\u503c\u7684\u51fd\u6570\uff1a,\u4f7f\u7528\u65f6\uff1a,\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u65b9\u6cd5\u540d\u548c\u5176\u4ed6\u51fd\u6570\u51b2\u7a81\u65f6\u9700\u8981\u8c03\u6574\u3002,\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301golang\u5b66\u4e60\u7f51\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8golang\u5b66\u4e60\u7f51\u516c\u4f17\u53f7\u3002,go\u7ed9\u6307\u9488string\u8d4b\u503c\u201c\u4f60\u597d\u201d,\u5c0f\u4f19\u4f34\u4eec\u5bf9Golang\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aGo\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01, \u5f53\u524d\u4f4d\u7f6e\uff1a > > > > Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f Go\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f 2024-11-17 11:12:52 0\u6d4f\u89c8 \u6536\u85cf \u5c0f\u4f19\u4f34\u4eec\u5bf9Golang\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aGo\u8bed\u8a00\u4e2d\uff0c\u5982\u4f55\u7ed9\u6307\u9488 string \u7c7b\u578b\u8d4b\u503c\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01 go\u7ed9\u6307\u9488string\u8d4b\u503c\u201c\u4f60\u597d\u201d \u63d0\u95ee\u8005\u5728\u4f7f\u7528go\u8bed\u8a00\u65f6\u9047\u5230\u4e86\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\u7684\u95ee\u9898\uff0c\u7531\u4e8e\u6307\u9488string\u4e0d\u80fd\u76f4\u63a5\u7528\u5b57\u7b26\u4e32\u8d4b\u503c\uff0c\u56e0\u6b64\u9700\u8981\u5bfb\u6c42\u89e3\u51b3\u65b9\u6848\u3002 \u89e3\u51b3\u65b9\u6848 \u5bf9\u4e8e\u5982\u4f55\u7ed9\u6307\u9488string\u7c7b\u578b\u8d4b\u503c\uff0c\u76ee\u524d\u6ca1\u6709\u4fbf\u6377\u7684\u89e3\u51b3\u65b9\u6848\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a 1. \u81ea\u5b9a\u4e49\u51fd\u6570 \u7c7b\u4f3c\u4e8eprotobuf\u4e2d\u7684string()\u51fd\u6570\uff0c\u53ef\u4ee5\u7f16\u5199\u4e00\u4e2a\u4e13\u95e8\u5904\u7406\u6b64\u7c7b\u8d4b\u503c\u7684\u51fd\u6570\uff1a func string(v string) *string { return &v } \u4f7f\u7528\u65f6\uff1a info := BO_SYS_User{} info.Id = String(“1”) info.UserName = String(“\u8d85\u7ea7\u7ba1\u7406\u5458”) \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u65b9\u6cd5\u540d\u548c\u5176\u4ed6\u51fd\u6570\u51b2\u7a81\u65f6\u9700\u8981\u8c03\u6574\u3002 \u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301golang\u5b66\u4e60\u7f51\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8golang\u5b66\u4e60\u7f51\u516c\u4f17\u53f7\u3002 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