{"id":78554,"date":"2024-10-16T12:00:15","date_gmt":"2024-10-16T04:00:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/78554\/"},"modified":"2024-10-16T12:00:16","modified_gmt":"2024-10-16T04:00:16","slug":"mysql%e6%8c%87%e4%bb%a4-format%ef%bc%88%e6%a0%bc%e5%bc%8f%e5%8c%96%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/78554\/","title":{"rendered":"MySQL\u6307\u4ee4: FORMAT()\uff08\u683c\u5f0f\u5316\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-format%ef%bc%88%e6%a0%bc%e5%bc%8f%e5%8c%96%ef%bc%89-kYlxBpjGaC\">MySQL\u6307\u4ee4: FORMAT()\uff08\u683c\u5f0f\u5316\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cMySQL\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u8655\u7406\u548c\u683c\u5f0f\u5316\u6578\u64da\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662fFORMAT()\u51fd\u6578\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u6df1\u5165\u63a2\u8a0eFORMAT()\u51fd\u6578\u7684\u7528\u6cd5\u3001\u8a9e\u6cd5\u53ca\u5176\u61c9\u7528\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"format%e5%87%bd%e6%95%b8%e6%a6%82%e8%bf%b0-kYlxBpjGaC\">FORMAT()\u51fd\u6578\u6982\u8ff0<\/h2>\n<p>FORMAT()\u51fd\u6578\u4e3b\u8981\u7528\u65bc\u683c\u5f0f\u5316\u6578\u5b57\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5c07\u6578\u5b57\u8f49\u63db\u70ba\u7279\u5b9a\u683c\u5f0f\u7684\u60c5\u6cc1\u4e0b\u3002\u9019\u500b\u51fd\u6578\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5728\u67e5\u8a62\u7d50\u679c\u4e2d\u4ee5\u66f4\u6613\u8b80\u7684\u65b9\u5f0f\u986f\u793a\u6578\u5b57\uff0c\u7279\u5225\u662f\u5728\u6d89\u53ca\u91d1\u984d\u6216\u5176\u4ed6\u9700\u8981\u7279\u5b9a\u5c0f\u6578\u4f4d\u6578\u7684\u6578\u64da\u6642\u3002<\/p>\n<h2 id=\"%e8%aa%9e%e6%b3%95-kYlxBpjGaC\">\u8a9e\u6cd5<\/h2>\n<pre><code>FORMAT(number, decimal_places)<\/code><\/pre>\n<ul>\n<li><strong>number<\/strong>: \u9700\u8981\u683c\u5f0f\u5316\u7684\u6578\u5b57\u3002<\/li>\n<li><strong>decimal_places<\/strong>: \u6307\u5b9a\u5c0f\u6578\u9ede\u5f8c\u7684\u4f4d\u6578\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-kYlxBpjGaC\">\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662fFORMAT()\u51fd\u6578\u7684\u4e00\u4e9b\u5be6\u969b\u61c9\u7528\u7bc4\u4f8b\uff1a<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b1-%e5%9f%ba%e6%9c%ac%e6%a0%bc%e5%bc%8f%e5%8c%96-kYlxBpjGaC\">\u7bc4\u4f8b1: \u57fa\u672c\u683c\u5f0f\u5316<\/h3>\n<pre><code>SELECT FORMAT(12345.6789, 2) AS formatted_number;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de <strong>12,345.68<\/strong>\uff0c\u56e0\u70ba\u5b83\u5c07\u6578\u5b57\u683c\u5f0f\u5316\u70ba\u5169\u4f4d\u5c0f\u6578\u3002<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b2-%e6%a0%bc%e5%bc%8f%e5%8c%96%e9%87%91%e9%a1%8d-kYlxBpjGaC\">\u7bc4\u4f8b2: \u683c\u5f0f\u5316\u91d1\u984d<\/h3>\n<pre><code>SELECT FORMAT(987654321.1234, 2) AS formatted_amount;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de <strong>987,654,321.12<\/strong>\uff0c\u9069\u5408\u7528\u65bc\u986f\u793a\u91d1\u984d\u3002<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b3-%e5%9c%a8%e6%9f%a5%e8%a9%a2%e4%b8%ad%e4%bd%bf%e7%94%a8format-kYlxBpjGaC\">\u7bc4\u4f8b3: \u5728\u67e5\u8a62\u4e2d\u4f7f\u7528FORMAT()<\/h3>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0cFORMAT()\u51fd\u6578\u53ef\u4ee5\u8207\u5176\u4ed6\u67e5\u8a62\u7d50\u5408\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <strong>sales<\/strong> \u7684\u8868\u683c\uff0c\u5305\u542b <strong>amount<\/strong> \u6b04\u4f4d\uff0c\u6211\u5011\u53ef\u4ee5\u9019\u6a23\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT FORMAT(amount, 2) AS formatted_sales FROM sales;<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07\u6240\u6709\u92b7\u552e\u91d1\u984d\u683c\u5f0f\u5316\u70ba\u5169\u4f4d\u5c0f\u6578\uff0c\u4fbf\u65bc\u95b1\u8b80\u548c\u5206\u6790\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-kYlxBpjGaC\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u4f7f\u7528FORMAT()\u51fd\u6578\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>FORMAT()\u51fd\u6578\u8fd4\u56de\u7684\u7d50\u679c\u662f\u5b57\u7b26\u4e32\u985e\u578b\uff0c\u56e0\u6b64\u5728\u9032\u884c\u6578\u5b78\u904b\u7b97\u6642\u9700\u8981\u8f49\u63db\u56de\u6578\u5b57\u985e\u578b\u3002<\/li>\n<li>\u5728\u67d0\u4e9b\u5730\u5340\uff0c\u6578\u5b57\u7684\u683c\u5f0f\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\uff0c\u4f8b\u5982\u5c0f\u6578\u9ede\u548c\u5343\u4f4d\u5206\u9694\u7b26\u7684\u4f7f\u7528\uff0c\u9019\u53ef\u80fd\u6703\u5f71\u97ffFORMAT()\u51fd\u6578\u7684\u8f38\u51fa\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-kYlxBpjGaC\">\u7e3d\u7d50<\/h2>\n<p>FORMAT()\u51fd\u6578\u5728MySQL\u4e2d\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u4ee5\u66f4\u6613\u8b80\u7684\u65b9\u5f0f\u986f\u793a\u6578\u5b57\u3002\u7121\u8ad6\u662f\u5728\u5831\u544a\u4e2d\u9084\u662f\u5728\u6578\u64da\u5206\u6790\u4e2d\uff0c\u6b63\u78ba\u7684\u6578\u5b57\u683c\u5f0f\u5316\u90fd\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u8b80\u6027\u548c\u5c08\u696d\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u5347\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6307\u4ee4FORMAT()\uff0c\u7528\u4e8e\u683c\u5f0f\u5316\u6570\u5b57\u548c\u65e5\u671f\uff0c\u63d0\u5347\u6570\u636e\u53ef\u8bfb\u6027\uff0c\u7b80\u5316\u67e5\u8be2\u7ed3\u679c\u5c55\u793a\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-78554","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78554","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=78554"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78554\/revisions"}],"predecessor-version":[{"id":78555,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78554\/revisions\/78555"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=78554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=78554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=78554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}