{"id":96658,"date":"2024-10-20T11:17:18","date_gmt":"2024-10-20T03:17:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96658\/"},"modified":"2024-10-20T11:17:19","modified_gmt":"2024-10-20T03:17:19","slug":"php%e8%88%87mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%8e%92%e5%ba%8f%e7%9a%84%e5%b0%8d%e6%af%94%e5%8f%8a%e4%bd%bf%e7%94%a8%e6%a2%9d%e4%bb%b6%e8%a9%b3%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96658\/","title":{"rendered":"php\u8207MySQL\u6578\u64da\u5eab\u4e2d\u6392\u5e8f\u7684\u5c0d\u6bd4\u53ca\u4f7f\u7528\u689d\u4ef6\u8a73\u89e3"},"content":{"rendered":"<h1 id=\"php%e8%88%87mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%8e%92%e5%ba%8f%e7%9a%84%e5%b0%8d%e6%af%94%e5%8f%8a%e4%bd%bf%e7%94%a8%e6%a2%9d%e4%bb%b6%e8%a9%b3%e8%a7%a3-MZAqDvzWxq\">PHP\u8207MySQL\u6578\u64da\u5eab\u4e2d\u6392\u5e8f\u7684\u5c0d\u6bd4\u53ca\u4f7f\u7528\u689d\u4ef6\u8a73\u89e3<\/h1>\n<p>\u5728\u7db2\u9801\u958b\u767c\u4e2d\uff0c\u6578\u64da\u7684\u6392\u5e8f\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002\u7121\u8ad6\u662f\u986f\u793a\u7528\u6236\u8cc7\u6599\u3001\u7522\u54c1\u5217\u8868\uff0c\u9084\u662f\u5176\u4ed6\u985e\u578b\u7684\u6578\u64da\uff0c\u6392\u5e8f\u90fd\u80fd\u5e6b\u52a9\u7528\u6236\u66f4\u65b9\u4fbf\u5730\u627e\u5230\u6240\u9700\u7684\u4fe1\u606f\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0ePHP\u8207MySQL\u5728\u6578\u64da\u6392\u5e8f\u65b9\u9762\u7684\u5c0d\u6bd4\u53ca\u5176\u4f7f\u7528\u689d\u4ef6\u3002<\/p>\n<h2 id=\"mysql%e4%b8%ad%e7%9a%84%e6%8e%92%e5%ba%8f-MZAqDvzWxq\">MySQL\u4e2d\u7684\u6392\u5e8f<\/h2>\n<p>MySQL\u662f\u4e00\u7a2e\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u67e5\u8a62\u529f\u80fd\uff0c\u5176\u4e2d\u5305\u62ec\u6392\u5e8f\u529f\u80fd\u3002MySQL\u4f7f\u7528<strong>ORDER BY<\/strong>\u5b50\u53e5\u4f86\u5c0d\u67e5\u8a62\u7d50\u679c\u9032\u884c\u6392\u5e8f\u3002\u9019\u500b\u5b50\u53e5\u53ef\u4ee5\u6839\u64da\u4e00\u500b\u6216\u591a\u500b\u5217\u9032\u884c\u5347\u5e8f\u6216\u964d\u5e8f\u6392\u5e8f\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-MZAqDvzWxq\">\u57fa\u672c\u8a9e\u6cd5<\/h3>\n<pre><code>SELECT column1, column2\nFROM table_name\nORDER BY column1 [ASC|DESC];<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>ASC<\/code>\u8868\u793a\u5347\u5e8f\uff08\u9ed8\u8a8d\uff09\uff0c\u800c<code>DESC<\/code>\u8868\u793a\u964d\u5e8f\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u6839\u64da\u7528\u6236\u7684\u8a3b\u518a\u65e5\u671f\u9032\u884c\u964d\u5e8f\u6392\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT * FROM users\nORDER BY registration_date DESC;<\/code><\/pre>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e6%a2%9d%e4%bb%b6-MZAqDvzWxq\">\u4f7f\u7528\u689d\u4ef6<\/h3>\n<ul>\n<li><strong>\u6578\u64da\u91cf\u5927\uff1a<\/strong>\u7576\u6578\u64da\u91cf\u8f03\u5927\u6642\uff0cMySQL\u7684\u6392\u5e8f\u6027\u80fd\u6703\u53d7\u5230\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u6c92\u6709\u7d22\u5f15\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u8907\u96dc\u67e5\u8a62\uff1a<\/strong>\u5728\u9032\u884c\u591a\u8868\u806f\u63a5\u6642\uff0c\u6392\u5e8f\u53ef\u80fd\u6703\u8b8a\u5f97\u8907\u96dc\uff0c\u9700\u8b39\u614e\u8a2d\u8a08\u67e5\u8a62\u3002<\/li>\n<li><strong>\u7d22\u5f15\u7684\u4f7f\u7528\uff1a<\/strong>\u70ba\u4e86\u63d0\u9ad8\u6392\u5e8f\u6027\u80fd\uff0c\u5efa\u8b70\u5728\u6392\u5e8f\u7684\u5217\u4e0a\u5efa\u7acb\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<h2 id=\"php%e4%b8%ad%e7%9a%84%e6%8e%92%e5%ba%8f-MZAqDvzWxq\">PHP\u4e2d\u7684\u6392\u5e8f<\/h2>\n<p>PHP\u4f5c\u70ba\u4e00\u7a2e\u4f3a\u670d\u5668\u7aef\u8173\u672c\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u7d44\u6392\u5e8f\u51fd\u6578\uff0c\u9019\u4e9b\u51fd\u6578\u53ef\u4ee5\u5728\u6578\u64da\u5f9e\u6578\u64da\u5eab\u63d0\u53d6\u5f8c\u9032\u884c\u6392\u5e8f\u3002PHP\u7684\u6392\u5e8f\u51fd\u6578\u5305\u62ec<strong>sort()<\/strong>\u3001<strong>asort()<\/strong>\u3001<strong>ksort()<\/strong>\u7b49\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%94%a8%e6%b3%95-MZAqDvzWxq\">\u57fa\u672c\u7528\u6cd5<\/h3>\n<pre><code>$array = array(3, 2, 5, 1, 4);\nsort($array); \/\/ \u5347\u5e8f\u6392\u5e8f\nprint_r($array); \/\/ \u8f38\u51fa\u7d50\u679c\uff1aArray ( [0] =&gt; 1 [1] =&gt; 2 [2] =&gt; 3 [3] =&gt; 4 [4] =&gt; 5 )<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528<code>sort()<\/code>\u51fd\u6578\u5c0d\u6578\u7d44\u9032\u884c\u5347\u5e8f\u6392\u5e8f\u3002PHP\u7684\u6392\u5e8f\u51fd\u6578\u975e\u5e38\u9748\u6d3b\uff0c\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u81ea\u5b9a\u7fa9\u6392\u5e8f\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e6%a2%9d%e4%bb%b6-MZAqDvzWxq\">\u4f7f\u7528\u689d\u4ef6<\/h3>\n<ul>\n<li><strong>\u5c0f\u6578\u64da\u96c6\uff1a<\/strong>\u7576\u6578\u64da\u96c6\u8f03\u5c0f\u6642\uff0c\u4f7f\u7528PHP\u9032\u884c\u6392\u5e8f\u662f\u5408\u9069\u7684\uff0c\u56e0\u70ba\u5176\u6027\u80fd\u5f71\u97ff\u4e0d\u5927\u3002<\/li>\n<li><strong>\u81ea\u5b9a\u7fa9\u6392\u5e8f\uff1a<\/strong>\u5982\u679c\u9700\u8981\u6839\u64da\u7279\u5b9a\u7684\u908f\u8f2f\u9032\u884c\u6392\u5e8f\uff0cPHP\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u81ea\u5b9a\u7fa9\u6392\u5e8f\u51fd\u6578\u3002<\/li>\n<li><strong>\u6578\u64da\u5df2\u52a0\u8f09\uff1a<\/strong>\u5728\u6578\u64da\u5df2\u7d93\u5f9e\u6578\u64da\u5eab\u52a0\u8f09\u5230PHP\u6578\u7d44\u4e2d\u6642\uff0c\u4f7f\u7528PHP\u9032\u884c\u6392\u5e8f\u662f\u5408\u9069\u7684\u3002<\/li>\n<\/ul>\n<h2 id=\"mysql%e8%88%87php%e6%8e%92%e5%ba%8f%e7%9a%84%e5%b0%8d%e6%af%94-MZAqDvzWxq\">MySQL\u8207PHP\u6392\u5e8f\u7684\u5c0d\u6bd4<\/h2>\n<p>\u5728\u9078\u64c7\u4f7f\u7528MySQL\u9084\u662fPHP\u9032\u884c\u6392\u5e8f\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\uff1a<\/strong>\u5c0d\u65bc\u5927\u6578\u64da\u96c6\uff0cMySQL\u7684\u6392\u5e8f\u901a\u5e38\u66f4\u9ad8\u6548\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u5229\u7528\u7d22\u5f15\u3002\u800cPHP\u5247\u9069\u5408\u5c0f\u6578\u64da\u96c6\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>PHP\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u81ea\u5b9a\u7fa9\u6392\u5e8f\u9078\u9805\uff0c\u9069\u5408\u9700\u8981\u7279\u5b9a\u908f\u8f2f\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u6578\u64da\u8655\u7406\uff1a<\/strong>\u5982\u679c\u6578\u64da\u9700\u8981\u5728\u63d0\u53d6\u5f8c\u9032\u884c\u591a\u6b21\u8655\u7406\uff0c\u5247\u4f7f\u7528PHP\u6392\u5e8f\u53ef\u80fd\u66f4\u65b9\u4fbf\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-MZAqDvzWxq\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u9078\u64c7\u4f7f\u7528MySQL\u6216PHP\u9032\u884c\u6578\u64da\u6392\u5e8f\u6642\uff0c\u958b\u767c\u8005\u61c9\u6839\u64da\u5177\u9ad4\u60c5\u6cc1\u505a\u51fa\u9078\u64c7\u3002\u5c0d\u65bc\u5927\u6578\u64da\u96c6\u548c\u9700\u8981\u9ad8\u6548\u67e5\u8a62\u7684\u60c5\u6cc1\uff0cMySQL\u7684\u6392\u5e8f\u529f\u80fd\u66f4\u70ba\u5408\u9069\uff1b\u800c\u5c0d\u65bc\u5c0f\u6578\u64da\u96c6\u6216\u9700\u8981\u81ea\u5b9a\u7fa9\u908f\u8f2f\u7684\u60c5\u6cc1\uff0cPHP\u7684\u6392\u5e8f\u51fd\u6578\u5247\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u9748\u6d3b\u6027\u3002<\/p>\n<p>\u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u65b9\u5f0f\uff0c\u4e86\u89e3\u5176\u512a\u7f3a\u9ede\u53ca\u4f7f\u7528\u689d\u4ef6\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u6709\u6548\u5730\u4f7f\u7528\u9019\u4e9b\u6280\u8853\uff0c\u8acb\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684\u958b\u767c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u63a2\u8a0ePHP\u8207MySQL\u6578\u64da\u5eab\u4e2d\u6392\u5e8f\u7684\u5c0d\u6bd4\uff0c\u5206\u6790\u5404\u81ea\u7684\u4f7f\u7528\u689d\u4ef6\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u52a9\u4f60\u512a\u5316\u6578\u64da\u8655\u7406\u6548\u7387\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-96658","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96658","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=96658"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96658\/revisions"}],"predecessor-version":[{"id":96659,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96658\/revisions\/96659"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96658"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}