{"id":47415,"date":"2024-12-02T17:03:29","date_gmt":"2024-12-02T09:03:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47415\/"},"modified":"2024-12-02T17:03:29","modified_gmt":"2024-12-02T09:03:29","slug":"php-%e5%87%bd%e6%95%b0%e9%80%9a%e8%bf%87%e5%bc%95%e7%94%a8%e4%bc%a0%e9%80%92%e5%af%b9%e8%b1%a1%e5%8f%82%e6%95%b0%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47415\/","title":{"rendered":"PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f<\/h1>\n<p>\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u90fd\u6253\u5f00\u8fd9\u7bc7<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\uff0c\u5b66\u4e0b\u53bb\u5427\uff01\u672c\u6587\u4e3b\u8981\u4f1a\u7ed9\u5927\u5bb6\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5927\u5bb6\u5bf9\u672c\u6587\u6709\u597d\u7684\u5efa\u8bae\u6216\u8005\u770b\u5230\u6709\u4e0d\u8db3\u4e4b\u5904\uff0c\u975e\u5e38\u6b22\u8fce\u5927\u5bb6\u79ef\u6781\u63d0\u51fa\uff01\u5728\u540e\u7eed\u6587\u7ae0\u6211\u4f1a\u7ee7\u7eed\u66f4\u65b0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u5185\u5bb9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p>PHP \u4e2d\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u5bf9\u8c61\uff0c\u800c\u901a\u8fc7\u503c\u4f20\u9012\u53ea\u4f1a\u521b\u5efa\u526f\u672c\u3002\u8bed\u6cd5\uff1a\u5728\u53c2\u6570\u7c7b\u578b\u5b9a\u4e49\u524d\u9762\u6dfb\u52a0 &#8220;&amp;&#8221; \u7b26\u53f7\u3002\u6ce8\u610f\u4e8b\u9879\uff1a1. \u51fd\u6570\u53ef\u4ee5\u4fee\u6539\u5bf9\u8c61\u7684\u5185\u5bb9\u30022. \u8fd4\u56de\u5bf9\u8c61\u6307\u5411\u540c\u4e00\u4e2a\u5bf9\u8c61\uff0c\u800c\u4e0d\u662f\u526f\u672c\u30023. \u5bf9\u8c61\u5728\u51fd\u6570\u5916\u4fdd\u7559\u4f5c\u7528\u57df\u30024. \u5e94\u8c28\u614e\u4f7f\u7528\uff0c\u907f\u514d\u610f\u5916\u4fee\u6539\u6216\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729917220671c7124cf841.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<p><strong>\u6982\u8ff0<\/strong><\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\uff0c\u8fd9\u4e0e\u901a\u8fc7\u503c\u4f20\u9012\u6709\u5f88\u5927\u4e0d\u540c\u3002\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u5bf9\u8c61\uff0c\u800c\u901a\u8fc7\u503c\u4f20\u9012\u53ea\u4f1a\u521b\u5efa\u8be5\u5bf9\u8c61\u7684\u526f\u672c\u3002<\/p>\n<p><strong>\u8bed\u6cd5<\/strong><\/p>\n<p>\u8981\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\uff0c\u9700\u8981\u5728\u53c2\u6570\u7c7b\u578b\u5b9a\u4e49\u524d\u9762\u6dfb\u52a0 <code>&amp;<\/code> \u7b26\u53f7\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>function foo(&amp;$object) {\n    \/\/ \u4fee\u6539\u5bf9\u8c61\u7684\u5185\u5bb9\n}<\/pre>\n<p><strong>\u5b9e\u9645\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>class User {\n    private $name;\n\n    public function setName($name) {\n        $this-&gt;name = $name;\n    }\n\n    public function getName() {\n        return $this-&gt;name;\n    }\n}\n\nfunction changeNameByReference(User &amp;$user) {\n    $user-&gt;setName('John Doe');\n}\n\n$user = new User();\n$user-&gt;setName('Jane Doe');\n\nchangeNameByReference($user);\n\necho $user-&gt;getName(); \/\/ \u8f93\u51fa\uff1aJohn Doe<\/pre>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>changeNameByReference()<\/code> \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u4e86 <code>$user<\/code> \u5bf9\u8c61\uff0c\u56e0\u6b64\u5b83\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539\u5bf9\u8c61\u7684\u5185\u5bb9\u3002\u51fd\u6570 <code>setName()<\/code> \u66f4\u6539\u4e86\u5bf9\u8c61\u7684 <code>name<\/code> \u5c5e\u6027\uff0c\u800c\u8fd9\u5c06\u901a\u8fc7\u5f15\u7528\u53cd\u6620\u5728\u539f\u59cb\u5bf9\u8c61\u4e0a\u3002<\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<ul>\n<li><strong>\u4fee\u6539\u5bf9\u8c61\uff1a<\/strong>\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u5141\u8bb8\u51fd\u6570\u4fee\u6539\u8be5\u5bf9\u8c61\u7684\u5185\u5bb9\u3002<\/li>\n<li><strong>\u8fd4\u56de\u5bf9\u8c61\uff1a<\/strong>\u5728\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u7684\u60c5\u51b5\u4e0b\uff0c\u51fd\u6570\u8fd4\u56de\u7684\u5bf9\u8c61\u5c06\u6307\u5411\u540c\u4e00\u4e2a\u5bf9\u8c61\uff0c\u800c\u4e0d\u662f\u526f\u672c\u3002<\/li>\n<li><strong>\u53d8\u91cf\u4f5c\u7528\u57df\uff1a<\/strong>\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u7684\u5bf9\u8c61\u5c06\u4fdd\u7559\u4ed6\u4eec\u5728\u51fd\u6570\u4e4b\u5916\u7684\u4f5c\u7528\u57df\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u614e\u91cd\u4f7f\u7528\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\uff0c\u56e0\u4e3a\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u7684\u5bf9\u8c61\u4fee\u6539\u6216\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f \u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u90fd\u6253\u5f00\u8fd9\u7bc7\u300aPHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879\uff1f\u300b\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\uff0c\u5b66\u4e0b\u53bb\u5427\uff01\u672c\u6587\u4e3b\u8981\u4f1a\u7ed9\u5927\u5bb6\u8bb2\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5927\u5bb6\u5bf9\u672c\u6587\u6709\u597d\u7684\u5efa\u8bae\u6216\u8005\u770b\u5230\u6709\u4e0d\u8db3\u4e4b\u5904\uff0c\u975e\u5e38\u6b22\u8fce\u5927\u5bb6\u79ef\u6781\u63d0\u51fa\uff01\u5728\u540e\u7eed\u6587\u7ae0\u6211\u4f1a\u7ee7\u7eed\u66f4\u65b0\u6587\u7ae0\u76f8\u5173\u7684\u5185\u5bb9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u6709\u6240\u5e2e\u52a9\uff01 PHP \u4e2d\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u5bf9\u8c61\uff0c\u800c\u901a\u8fc7\u503c\u4f20\u9012\u53ea\u4f1a\u521b\u5efa\u526f\u672c\u3002\u8bed\u6cd5\uff1a\u5728\u53c2\u6570\u7c7b\u578b\u5b9a\u4e49\u524d\u9762\u6dfb\u52a0 &#8220;&amp;&#8221; \u7b26\u53f7\u3002\u6ce8\u610f\u4e8b\u9879\uff1a1. \u51fd\u6570\u53ef\u4ee5\u4fee\u6539\u5bf9\u8c61\u7684\u5185\u5bb9\u30022. \u8fd4\u56de\u5bf9\u8c61\u6307\u5411\u540c\u4e00\u4e2a\u5bf9\u8c61\uff0c\u800c\u4e0d\u662f\u526f\u672c\u30023. \u5bf9\u8c61\u5728\u51fd\u6570\u5916\u4fdd\u7559\u4f5c\u7528\u57df\u30024. \u5e94\u8c28\u614e\u4f7f\u7528\uff0c\u907f\u514d\u610f\u5916\u4fee\u6539\u6216\u5b89\u5168\u6f0f\u6d1e\u3002 PHP \u51fd\u6570\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\u7684\u6ce8\u610f\u4e8b\u9879 \u6982\u8ff0 \u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\uff0c\u8fd9\u4e0e\u901a\u8fc7\u503c\u4f20\u9012\u6709\u5f88\u5927\u4e0d\u540c\u3002\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u5bf9\u8c61\uff0c\u800c\u901a\u8fc7\u503c\u4f20\u9012\u53ea\u4f1a\u521b\u5efa\u8be5\u5bf9\u8c61\u7684\u526f\u672c\u3002 \u8bed\u6cd5 \u8981\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u53c2\u6570\uff0c\u9700\u8981\u5728\u53c2\u6570\u7c7b\u578b\u5b9a\u4e49\u524d\u9762\u6dfb\u52a0 &amp; \u7b26\u53f7\uff0c\u5982\u4e0b\u6240\u793a\uff1a function foo(&amp;$object) { \/\/ \u4fee\u6539\u5bf9\u8c61\u7684\u5185\u5bb9 } \u5b9e\u9645\u6848\u4f8b \u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\u4ee3\u7801\uff1a class User { private $name; public function setName($name) { $this-&gt;name = $name; } public function getName() { return $this-&gt;name; } } function changeNameByReference(User &amp;$user) { [&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-47415","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47415","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=47415"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47415\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47415"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}