{"id":217747,"date":"2023-12-22T23:35:29","date_gmt":"2023-12-22T15:35:29","guid":{"rendered":"https:\/\/www.idc.net\/help\/217747\/"},"modified":"2023-12-22T23:35:29","modified_gmt":"2023-12-22T15:35:29","slug":"php%e4%bd%bf%e7%94%a8%e6%89%8b%e5%86%8c%ef%bc%9a%e4%bd%bf%e7%94%a8ksort%e6%a0%b9%e6%8d%ae%e9%94%ae%e5%af%b9%e6%95%b0%e7%bb%84%e6%8e%92%e5%ba%8f-2","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/217747\/","title":{"rendered":"PHP\u4f7f\u7528\u624b\u518c\uff1a\u4f7f\u7528ksort\u6839\u636e\u952e\u5bf9\u6570\u7ec4\u6392\u5e8f"},"content":{"rendered":"<p><title id=\"php%e4%bd%bf%e7%94%a8%e6%89%8b%e5%86%8c%ef%bc%9a%e4%bd%bf%e7%94%a8ksort%e6%a0%b9%e6%8d%ae%e9%94%ae%e5%af%b9%e6%95%b0%e7%bb%84%e6%8e%92%e5%ba%8f-mlSJJxIUDR\">PHP\u4f7f\u7528\u624b\u518c\uff1a\u4f7f\u7528ksort\u6839\u636e\u952e\u5bf9\u6570\u7ec4\u6392\u5e8f<\/title><\/p>\n<h1 id=\"php%e4%bd%bf%e7%94%a8%e6%89%8b%e5%86%8c%ef%bc%9a%e4%bd%bf%e7%94%a8ksort%e6%a0%b9%e6%8d%ae%e9%94%ae%e5%af%b9%e6%95%b0%e7%bb%84%e6%8e%92%e5%ba%8f-mlSJJxIUDR\">PHP\u4f7f\u7528\u624b\u518c\uff1a\u4f7f\u7528ksort\u6839\u636e\u952e\u5bf9\u6570\u7ec4\u6392\u5e8f<\/h1>\n<p>\u5728PHP\u4e2d\uff0c\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u662f\u4e00\u9879\u5e38\u89c1\u7684\u4efb\u52a1\u3002ksort()\u51fd\u6570\u662f\u4e00\u79cd\u7528\u4e8e\u6309\u952e\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u7684\u65b9\u6cd5\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528ksort()\u51fd\u6570\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<h2 id=\"ksort%e5%87%bd%e6%95%b0%e7%9a%84%e8%af%ad%e6%b3%95-mlSJJxIUDR\">ksort()\u51fd\u6570\u7684\u8bed\u6cd5<\/h2>\n<p>ksort()\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>ksort(array $array, int $sort_flags = SORT_REGULAR): bool<\/code><\/pre>\n<p>\u53c2\u6570\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li><code>$array<\/code>: \u8981\u6392\u5e8f\u7684\u6570\u7ec4\u3002<\/li>\n<li><code>$sort_flags<\/code>: \u53ef\u9009\u53c2\u6570\uff0c\u7528\u4e8e\u6307\u5b9a\u6392\u5e8f\u7c7b\u578b\u3002\u9ed8\u8ba4\u503c\u4e3aSORT_REGULAR\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8ksort%e5%87%bd%e6%95%b0%e5%af%b9%e6%95%b0%e7%bb%84%e8%bf%9b%e8%a1%8c%e6%8e%92%e5%ba%8f-mlSJJxIUDR\">\u4f7f\u7528ksort()\u51fd\u6570\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f<\/h2>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528ksort()\u51fd\u6570\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\uff1a<\/p>\n<pre><code>&lt;?php\n$fruits = array(\"apple\" =&gt; 2, \"orange\" =&gt; 1, \"banana\" =&gt; 3);\nksort($fruits);\n\nforeach ($fruits as $key =&gt; $value) {\n    echo $key . \": \" . $value . \"&lt;br&gt;\";\n}\n?&gt;<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n<pre><code>apple: 2\nbanana: 3\norange: 1<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5173\u8054\u6570\u7ec4$fruits\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u6c34\u679c\u540d\u79f0\u548c\u5bf9\u5e94\u7684\u6570\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528ksort()\u51fd\u6570\u5bf9\u6570\u7ec4\u6309\u7167\u952e\u8fdb\u884c\u6392\u5e8f\u3002\u6700\u540e\uff0c\u4f7f\u7528foreach\u5faa\u73af\u904d\u5386\u6392\u5e8f\u540e\u7684\u6570\u7ec4\uff0c\u5e76\u8f93\u51fa\u6bcf\u4e2a\u952e\u548c\u5bf9\u5e94\u7684\u503c\u3002<\/p>\n<h2 id=\"ksort%e5%87%bd%e6%95%b0%e7%9a%84%e6%8e%92%e5%ba%8f%e7%b1%bb%e5%9e%8b-mlSJJxIUDR\">ksort()\u51fd\u6570\u7684\u6392\u5e8f\u7c7b\u578b<\/h2>\n<p>ksort()\u51fd\u6570\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570$sort_flags\u7528\u4e8e\u6307\u5b9a\u6392\u5e8f\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6392\u5e8f\u7c7b\u578b\uff1a<\/p>\n<ul>\n<li><code>SORT_REGULAR<\/code>: \u9ed8\u8ba4\u503c\uff0c\u6309\u7167\u5e38\u89c4\u65b9\u6cd5\u6bd4\u8f83\u3002<\/li>\n<li><code>SORT_NUMERIC<\/code>: \u6309\u7167\u6570\u503c\u6bd4\u8f83\u3002<\/li>\n<li><code>SORT_STRING<\/code>: \u6309\u7167\u5b57\u7b26\u4e32\u6bd4\u8f83\u3002<\/li>\n<li><code>SORT_LOCALE_STRING<\/code>: \u6309\u7167\u57fa\u4e8e\u5f53\u524d\u533a\u57df\u8bbe\u7f6e\u7684\u5b57\u7b26\u4e32\u6bd4\u8f83\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u60f3\u6309\u7167\u6570\u503c\u8fdb\u884c\u6392\u5e8f\uff0c\u53ef\u4ee5\u5c06$sort_flags\u53c2\u6570\u8bbe\u7f6e\u4e3aSORT_NUMERIC\uff1a<\/p>\n<pre><code>&lt;?php\n$numbers = array(10, 5, 8, 3, 1);\nksort($numbers, SORT_NUMERIC);\n\nforeach ($numbers as $key =&gt; $value) {\n    echo $key . \": \" . $value . \"&lt;br&gt;\";\n}\n?&gt;<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n<pre><code>3: 1\n2: 8\n1: 5\n4: 10\n0: 3<\/code><\/pre>\n<h2 id=\"%e6%80%bb%e7%bb%93-mlSJJxIUDR\">\u603b\u7ed3<\/h2>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u4f7f\u7528ksort()\u51fd\u6570\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u3002\u901a\u8fc7\u6307\u5b9a\u6392\u5e8f\u7c7b\u578b\uff0c\u6211\u4eec\u53ef\u4ee5\u6309\u7167\u4e0d\u540c\u7684\u65b9\u5f0f\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u3002\u4f7f\u7528ksort()\u51fd\u6570\u53ef\u4ee5\u65b9\u4fbf\u5730\u6309\u7167\u952e\u5bf9\u6570\u7ec4\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u9ad8\u6027\u80fd\u548c\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\uff0c\u540e\u6d6a\u4e91\u662f\u60a8\u7684\u9996\u9009\u3002\u6211\u4eec\u63d0\u4f9b\u591a\u79cd\u9999\u6e2f\u670d\u52a1\u5668\u65b9\u6848\uff0c\u6ee1\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u4f7f\u7528\u624b\u518c\uff1a\u4f7f\u7528ksort\u6839\u636e\u952e\u5bf9\u6570\u7ec4\u6392\u5e8f PHP\u4f7f\u7528\u624b\u518c\uff1a\u4f7f\u7528ksort\u6839\u636e\u952e\u5bf9\u6570\u7ec4\u6392\u5e8f \u5728PHP\u4e2d\uff0c\u5bf9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197851],"tags":[],"class_list":["post-217747","post","type-post","status-publish","format-standard","hentry","category-php"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217747","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=217747"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217747\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=217747"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=217747"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=217747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}