{"id":206565,"date":"2025-06-12T10:16:34","date_gmt":"2025-06-12T02:16:34","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206565\/"},"modified":"2025-06-12T10:16:34","modified_gmt":"2025-06-12T02:16:34","slug":"go-%e8%af%ad%e8%a8%80%e5%a6%82%e4%bd%95%e9%ab%98%e6%95%88%e8%ae%a1%e7%ae%97%e6%b5%ae%e7%82%b9%e6%95%b0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206565\/","title":{"rendered":"Go \u8bed\u8a00\u5982\u4f55\u9ad8\u6548\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f"},"content":{"rendered":"

\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587
\n\u300aGo \u8bed\u8a00\u5982\u4f55\u9ad8\u6548\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a
\nGOLANG<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~,
\n,
\n\u5982\u4f55\u4f7f\u7528 go \u8bed\u8a00\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f<\/strong>,\u5728 go \u8bed\u8a00\u4e2d\uff0c\u4f7f\u7528\u6d6e\u70b9\u6570\u8fdb\u884c\u52a0\u51cf\u4e58\u9664\u8fd0\u7b97\u975e\u5e38\u91cd\u8981\u3002\u4e3a\u4e86\u6ee1\u8db3\u8fd9\u4e2a\u9700\u6c42\uff0c\u6709\u8bb8\u591a\u5e93\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u8f7b\u677e\u51c6\u786e\u5730\u6267\u884c\u8fd9\u4e9b\u64cd\u4f5c\u3002,
\ndecimal\uff1a\u9ad8\u6548\u7684\u6d6e\u70b9\u6570\u8fd0\u7b97<\/strong>,decimal \u662f go \u8bed\u8a00\u4e2d\u4e00\u4e2a\u51fa\u8272\u7684\u5e93\uff0c\u7279\u522b\u9002\u5408\u8ba1\u7b97\u6d6e\u70b9\u6570\u3002\u5b83\u63d0\u4f9b\u4e86\u5bf9\u4efb\u610f\u7cbe\u5ea6\u5341\u8fdb\u5236\u7b97\u672f\u7684\u652f\u6301\uff0c\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u5904\u7406\u975e\u5e38\u5927\u7684\u6570\u5b57\u6216\u9700\u8981\u9ad8\u7cbe\u5ea6\u7684\u573a\u666f\u3002\u901a\u8fc7\u4f7f\u7528 decimal\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u907f\u514d\u6d6e\u70b9\u6570\u8ba1\u7b97\u4e2d\u5e38\u89c1\u7684\u820d\u5165\u8bef\u5dee\u548c\u7cbe\u5ea6\u95ee\u9898\u3002,
\n\u4f7f\u7528 decimal<\/strong>,\u8981\u4f7f\u7528 decimal\uff0c\u8bf7\u5b89\u88c5\u4ee5\u4e0b\u8f6f\u4ef6\u5305\uff1a,\u7136\u540e\uff0c\u5728\u4f60\u7684 go \u7a0b\u5e8f\u4e2d\u5f15\u5165 decimal \u8f6f\u4ef6\u5305\uff1a,\u73b0\u5728\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 decimal \u7c7b\u578b\u6765\u521b\u5efa\u6d6e\u70b9\u6570\u5e76\u5bf9\u5176\u6267\u884c\u52a0\u51cf\u4e58\u9664\u8fd0\u7b97\uff1a,decimal \u5e93\u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u6709\u7528\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u6bd4\u8f83\u3001\u820d\u5165\u548c\u56db\u820d\u4e94\u5165\u3002\u6709\u5173 decimal \u5e93\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u5176\u5b98\u65b9\u6587\u6863\u3002,\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~,\u5982\u4f55\u4f7f\u7528 go \u8bed\u8a00\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f,\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587
\n\u300aGo \u8bed\u8a00\u5982\u4f55\u9ad8\u6548\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a
\nGOLANG<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Go \u8bed\u8a00\u5982\u4f55\u9ad8\u6548\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f<\/span><\/p>\n

Go \u8bed\u8a00\u5982\u4f55\u9ad8\u6548\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f<\/h1>\n

2024-11-15 16:40:07<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587\u300aGo \u8bed\u8a00\u5982\u4f55\u9ad8\u6548\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60GOLANG<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591aGOLANG<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n

<\/p>\n

\u5982\u4f55\u4f7f\u7528 go \u8bed\u8a00\u8ba1\u7b97\u6d6e\u70b9\u6570\uff1f<\/strong><\/p>\n

\u5728 go \u8bed\u8a00\u4e2d\uff0c\u4f7f\u7528\u6d6e\u70b9\u6570\u8fdb\u884c\u52a0\u51cf\u4e58\u9664\u8fd0\u7b97\u975e\u5e38\u91cd\u8981\u3002\u4e3a\u4e86\u6ee1\u8db3\u8fd9\u4e2a\u9700\u6c42\uff0c\u6709\u8bb8\u591a\u5e93\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u8f7b\u677e\u51c6\u786e\u5730\u6267\u884c\u8fd9\u4e9b\u64cd\u4f5c\u3002<\/p>\n

decimal\uff1a\u9ad8\u6548\u7684\u6d6e\u70b9\u6570\u8fd0\u7b97<\/strong><\/p>\n

decimal \u662f go \u8bed\u8a00\u4e2d\u4e00\u4e2a\u51fa\u8272\u7684\u5e93\uff0c\u7279\u522b\u9002\u5408\u8ba1\u7b97\u6d6e\u70b9\u6570\u3002\u5b83\u63d0\u4f9b\u4e86\u5bf9\u4efb\u610f\u7cbe\u5ea6\u5341\u8fdb\u5236\u7b97\u672f\u7684\u652f\u6301\uff0c\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u5904\u7406\u975e\u5e38\u5927\u7684\u6570\u5b57\u6216\u9700\u8981\u9ad8\u7cbe\u5ea6\u7684\u573a\u666f\u3002\u901a\u8fc7\u4f7f\u7528 decimal\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u907f\u514d\u6d6e\u70b9\u6570\u8ba1\u7b97\u4e2d\u5e38\u89c1\u7684\u820d\u5165\u8bef\u5dee\u548c\u7cbe\u5ea6\u95ee\u9898\u3002<\/p>\n

\u4f7f\u7528 decimal<\/strong><\/p>\n

\u8981\u4f7f\u7528 decimal\uff0c\u8bf7\u5b89\u88c5\u4ee5\u4e0b\u8f6f\u4ef6\u5305\uff1a<\/p>\n

go get github.com\/shopspring\/decimal<\/pre>\n
\u7136\u540e\uff0c\u5728\u4f60\u7684 go \u7a0b\u5e8f\u4e2d\u5f15\u5165 decimal \u8f6f\u4ef6\u5305\uff1a<\/p>\n
import (\n    \"github.com\/shopspring\/decimal\"\n)<\/pre>\n
\u73b0\u5728\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 decimal \u7c7b\u578b\u6765\u521b\u5efa\u6d6e\u70b9\u6570\u5e76\u5bf9\u5176\u6267\u884c\u52a0\u51cf\u4e58\u9664\u8fd0\u7b97\uff1a<\/p>\n
d := decimal.NewFromFloat(1.2345)\nd2 := decimal.NewFromFloat(6.7890)\n\nresult := d.Add(d2) \/\/ \u7ed3\u679c\uff1a8.0235<\/pre>\n
decimal \u5e93\u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u6709\u7528\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u6bd4\u8f83\u3001\u820d\u5165\u548c\u56db\u820d\u4e94\u5165\u3002\u6709\u5173 decimal \u5e93\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u5176\u5b98\u65b9\u6587\u6863\u3002<\/p>\n
\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u4f7f\u7528 Python \u722c\u866b\u6293\u53d6\u5e26\u6709\u8d85\u94fe\u63a5\u7684\u6587\u672c\u5b57\u6bb5\uff1f\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   Win10\u4e13\u4e1a\u7248\u5f00\u673a\u5360\u752860%\u5185\u5b58\u600e\u4e48\u5904\u7406\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\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-206565","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206565","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=206565"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206565\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206565"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206565"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}