{"id":48360,"date":"2024-12-02T15:41:17","date_gmt":"2024-12-02T07:41:17","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48360\/"},"modified":"2024-12-02T15:41:17","modified_gmt":"2024-12-02T07:41:17","slug":"php-%e9%97%ad%e5%8c%85%e5%9c%a8%e5%ae%9e%e9%99%85%e9%a1%b9%e7%9b%ae%e4%b8%ad%e7%9a%84%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48360\/","title":{"rendered":"php \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>php \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5<\/h1>\n<p>\u79ef\u7d2f\u77e5\u8bc6\uff0c\u80dc\u8fc7\u79ef\u84c4\u91d1\u94f6\uff01\u6bd5\u7adf\u5728\u6587\u7ae0\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u9047\u5230\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u90fd\u662f\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u6ca1\u6709\u638c\u63e1\u597d\u800c\u5bfc\u81f4\u7684\uff0c\u56e0\u6b64\u57fa\u7840\u77e5\u8bc6\u70b9\u7684\u79ef\u7d2f\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e0b\u9762\u672c\u6587\u300aphp \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5\u300b\uff0c\u5c31\u5e26\u5927\u5bb6\u8bb2\u89e3\u4e00\u4e0b\u77e5\u8bc6\u70b9\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~<\/p>\n<p>\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0cPHP\u95ed\u5305\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\uff1a\u907f\u514d\u6ee5\u7528\u3001\u660e\u786e\u4f5c\u7528\u57df\u3001\u4fdd\u6301\u7b80\u6d01\u3001\u4e86\u89e3\u5185\u5b58\u5f71\u54cd\u548c\u4f7f\u7528\u547d\u540d\u95ed\u5305\u3002\u8fd9\u4e9b\u6700\u4f73\u5b9e\u8df5\u6709\u52a9\u4e8e\u63d0\u5347\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002\u4f8b\u5982\uff0c\u95ed\u5305\u53ef\u4ee5\u5c01\u88c5\u590d\u6742\u903b\u8f91\uff0c\u4f5c\u4e3a\u56de\u8c03\u4f20\u9012\uff0c\u5b9e\u73b0\u7f13\u5b58\u673a\u5236\u7b49\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730017667671df9836eaec.jpg\" class=\"aligncenter\" title=\"php \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5\u63d2\u56fe\" alt=\"php \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP\u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p>\u95ed\u5305\u662fPHP\u4e2d\u5f3a\u5927\u800c\u5b9e\u7528\u7684\u529f\u80fd\uff0c\u5141\u8bb8\u5728\u51fd\u6570\u5185\u90e8\u521b\u5efa\u51fd\u6570\uff0c\u5e76\u53ef\u4ee5\u8bbf\u95ee\u5916\u90e8\u4f5c\u7528\u57df\u4e2d\u7684\u53d8\u91cf\u3002\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u95ed\u5305\u7684\u4f7f\u7528\u53ef\u4ee5\u5927\u5e45\u63d0\u5347\u4ee3\u7801\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002<\/p>\n<p><strong>\u4f7f\u7528\u6848\u4f8b\uff1a<\/strong><\/p>\n<p><strong>1. \u5c06\u590d\u6742\u903b\u8f91\u5c01\u88c5\u4e3a\u5c0f\u578b\u53ef\u91cd\u7528\u51fd\u6570\uff1a<\/strong><\/p>\n<pre>$greet = function($name) {\n    return \"Hello, $name!\";\n};\n\necho $greet(\"Alice\"); \/\/\u8f93\u51fa: Hello, Alice!<\/pre>\n<p><strong>2. \u4f5c\u4e3a\u56de\u8c03\u51fd\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\uff1a<\/strong><\/p>\n<pre>function sortArray(array $arr, callable $callback) {\n    usort($arr, $callback);\n}\n\n$compareFunction = function ($a, $b) {\n    return $a['name'] &lt;=&gt; $b['name'];\n};\n\nsortArray($people, $compareFunction);<\/pre>\n<p><strong>\u6700\u4f73\u5b9e\u8df5\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u907f\u514d\u6ee5\u7528\uff1a<\/strong>\u95ed\u5305\u53ef\u80fd\u4f1a\u4f7f\u4ee3\u7801\u96be\u4ee5\u7406\u89e3\u548c\u7ef4\u62a4\u3002\u53ea\u5728\u786e\u5b9e\u9700\u8981\u7684\u65f6\u5019\u4f7f\u7528\u5b83\u4eec\u3002<\/li>\n<li><strong>\u660e\u786e\u95ed\u5305\u4f5c\u7528\u57df\uff1a<\/strong>\u59cb\u7ec8\u6e05\u695a\u5730\u5b9a\u4e49\u95ed\u5305\u53ef\u4ee5\u8bbf\u95ee\u54ea\u4e9b\u5916\u90e8\u53d8\u91cf\u3002\u4f7f\u7528<code>use<\/code>\u5173\u952e\u5b57\u663e\u5f0f\u6355\u83b7\u53d8\u91cf\u3002<\/li>\n<li><strong>\u4fdd\u6301\u95ed\u5305\u7b80\u6d01\uff1a<\/strong>\u95ed\u5305\u5e94\u4e0e\u5176\u540d\u79f0\u548c\u9884\u671f\u76ee\u7684\u76f8\u5339\u914d\u3002\u5e94\u907f\u514d\u521b\u5efa\u8fc7\u957f\u7684\u95ed\u5305\u6216\u5bf9\u591a\u4e2a\u53d8\u91cf\u8fdb\u884c\u590d\u6742\u7684\u4fee\u6539\u3002<\/li>\n<li><strong>\u4e86\u89e3\u95ed\u5305\u5185\u5b58\u5f71\u54cd\uff1a<\/strong>\u95ed\u5305\u4f1a\u6355\u83b7\u5bf9\u5916\u90e8\u53d8\u91cf\u7684\u5f15\u7528\uff0c\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002\u8003\u8651\u4f7f\u7528\u5f31\u5f15\u7528\u6765\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\u3002<\/li>\n<li><strong>\u4f7f\u7528\u547d\u540d\u95ed\u5305\uff1a<\/strong>\u5982\u679c\u95ed\u5305\u7528\u4e8e\u591a\u4e2a\u76ee\u7684\uff0c\u8bf7\u8003\u8651\u4f7f\u7528\u547d\u540d\u95ed\u5305\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n<p><strong>\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u7f13\u5b58\u673a\u5236\uff1a<\/strong><\/p>\n<pre>$cache = [];\n\n$get = function($key) use ($cache) {\n    return $cache[$key] ?? null;\n};\n\n$set = function($key, $value) use ($cache) {\n    $cache[$key] = $value;\n};<\/pre>\n<p>\u8be5\u7f13\u5b58\u673a\u5236\u901a\u8fc7\u95ed\u5305\u5c06<code>$cache<\/code>\u6570\u7ec4\u4f5c\u4e3a\u79c1\u6709\u5b58\u50a8\uff0c\u4ece\u800c\u63d0\u4f9b\u4e86\u5bf9\u7f13\u5b58\u6570\u636e\u7684\u65b9\u4fbf\u8bbf\u95ee\u548c\u64cd\u4f5c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aphp \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ephp,\u95ed\u5305\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>php \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5 \u79ef\u7d2f\u77e5\u8bc6\uff0c\u80dc\u8fc7\u79ef\u84c4\u91d1\u94f6\uff01\u6bd5\u7adf\u5728\u6587\u7ae0\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u9047\u5230\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u90fd\u662f\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u6ca1\u6709\u638c\u63e1\u597d\u800c\u5bfc\u81f4\u7684\uff0c\u56e0\u6b64\u57fa\u7840\u77e5\u8bc6\u70b9\u7684\u79ef\u7d2f\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e0b\u9762\u672c\u6587\u300aphp \u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5\u300b\uff0c\u5c31\u5e26\u5927\u5bb6\u8bb2\u89e3\u4e00\u4e0b\u77e5\u8bc6\u70b9\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~ \u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0cPHP\u95ed\u5305\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\uff1a\u907f\u514d\u6ee5\u7528\u3001\u660e\u786e\u4f5c\u7528\u57df\u3001\u4fdd\u6301\u7b80\u6d01\u3001\u4e86\u89e3\u5185\u5b58\u5f71\u54cd\u548c\u4f7f\u7528\u547d\u540d\u95ed\u5305\u3002\u8fd9\u4e9b\u6700\u4f73\u5b9e\u8df5\u6709\u52a9\u4e8e\u63d0\u5347\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002\u4f8b\u5982\uff0c\u95ed\u5305\u53ef\u4ee5\u5c01\u88c5\u590d\u6742\u903b\u8f91\uff0c\u4f5c\u4e3a\u56de\u8c03\u4f20\u9012\uff0c\u5b9e\u73b0\u7f13\u5b58\u673a\u5236\u7b49\u3002 PHP\u95ed\u5305\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7684\u6700\u4f73\u5b9e\u8df5 \u95ed\u5305\u662fPHP\u4e2d\u5f3a\u5927\u800c\u5b9e\u7528\u7684\u529f\u80fd\uff0c\u5141\u8bb8\u5728\u51fd\u6570\u5185\u90e8\u521b\u5efa\u51fd\u6570\uff0c\u5e76\u53ef\u4ee5\u8bbf\u95ee\u5916\u90e8\u4f5c\u7528\u57df\u4e2d\u7684\u53d8\u91cf\u3002\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u95ed\u5305\u7684\u4f7f\u7528\u53ef\u4ee5\u5927\u5e45\u63d0\u5347\u4ee3\u7801\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002 \u4f7f\u7528\u6848\u4f8b\uff1a 1. \u5c06\u590d\u6742\u903b\u8f91\u5c01\u88c5\u4e3a\u5c0f\u578b\u53ef\u91cd\u7528\u51fd\u6570\uff1a $greet = function($name) { return &#8220;Hello, $name!&#8221;; }; echo $greet(&#8220;Alice&#8221;); \/\/\u8f93\u51fa: Hello, Alice! 2. \u4f5c\u4e3a\u56de\u8c03\u51fd\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\uff1a function sortArray(array $arr, callable $callback) { usort($arr, $callback); } $compareFunction = function ($a, $b) { return $a[&#8216;name&#8217;] &lt;=&gt; $b[&#8216;name&#8217;]; }; sortArray($people, $compareFunction); \u6700\u4f73\u5b9e\u8df5\uff1a \u907f\u514d\u6ee5\u7528\uff1a\u95ed\u5305\u53ef\u80fd\u4f1a\u4f7f\u4ee3\u7801\u96be\u4ee5\u7406\u89e3\u548c\u7ef4\u62a4\u3002\u53ea\u5728\u786e\u5b9e\u9700\u8981\u7684\u65f6\u5019\u4f7f\u7528\u5b83\u4eec\u3002 \u660e\u786e\u95ed\u5305\u4f5c\u7528\u57df\uff1a\u59cb\u7ec8\u6e05\u695a\u5730\u5b9a\u4e49\u95ed\u5305\u53ef\u4ee5\u8bbf\u95ee\u54ea\u4e9b\u5916\u90e8\u53d8\u91cf\u3002\u4f7f\u7528use\u5173\u952e\u5b57\u663e\u5f0f\u6355\u83b7\u53d8\u91cf\u3002 \u4fdd\u6301\u95ed\u5305\u7b80\u6d01\uff1a\u95ed\u5305\u5e94\u4e0e\u5176\u540d\u79f0\u548c\u9884\u671f\u76ee\u7684\u76f8\u5339\u914d\u3002\u5e94\u907f\u514d\u521b\u5efa\u8fc7\u957f\u7684\u95ed\u5305\u6216\u5bf9\u591a\u4e2a\u53d8\u91cf\u8fdb\u884c\u590d\u6742\u7684\u4fee\u6539\u3002 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48360","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48360","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48360"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48360\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48360"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48360"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48360"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}