{"id":47848,"date":"2024-12-02T15:54:15","date_gmt":"2024-12-02T07:54:15","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47848\/"},"modified":"2024-12-02T15:54:15","modified_gmt":"2024-12-02T07:54:15","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-php-%e5%87%bd%e6%95%b0%e4%b8%ad%e7%9a%84%e5%bc%95%e7%94%a8%e6%9d%a5%e9%81%bf%e5%85%8d%e6%95%b0%e6%8d%ae%e5%a4%8d%e5%88%b6%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47848\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f<\/h1>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u4f7f\u7528\u5f15\u7528\u53ef\u907f\u514d\u6570\u636e\u590d\u5236\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u51fd\u6570\u5916\u7684\u53d8\u91cf\u3002\u8981\u521b\u5efa\u5f15\u7528\uff0c\u5728\u51fd\u6570\u53c2\u6570\u524d\u52a0\u4e0a &amp; \u7b26\u53f7\uff0c\u4f8b\u5982\uff1afunction double_by_reference(&amp;amp;$number) { $number *= 2;}<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729939825671cc9718434f.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f\u63d2\u56fe\" \/><\/p>\n<h2>\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236<\/h2>\n<p>\u5728 PHP \u4e2d\uff0c\u51fd\u6570\u53c2\u6570\u9ed8\u8ba4\u662f\u6309\u503c\u4f20\u9012\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f20\u9012\u7ed9\u51fd\u6570\u7684\u53d8\u91cf\u7684\u526f\u672c\u4f1a\u88ab\u521b\u5efa\uff0c\u51fd\u6570\u53ea\u80fd\u4fee\u6539\u526f\u672c\uff0c\u800c\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u3002<\/p>\n<p><strong>\u4f7f\u7528\u5f15\u7528<\/strong><\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u6570\u636e\u590d\u5236\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5f15\u7528\u3002\u5f15\u7528\u5141\u8bb8\u4f60\u76f4\u63a5\u4fee\u6539\u51fd\u6570\u5916\u7684\u53d8\u91cf\u3002\u8981\u521b\u5efa\u5f15\u7528\uff0c\u8bf7\u5728\u53c2\u6570\u524d\u52a0\u4e0a <code>&amp;<\/code> \u7b26\u53f7\u3002<\/p>\n<pre>function double_by_reference(&amp;$number) {\n  $number *= 2;\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u5047\u8bbe\u4f60\u6709\u4e00\u4e2a\u51fd\u6570\u6765\u66f4\u65b0\u7528\u6237\u7684\u5e74\u9f84\uff1a<\/p>\n<pre>function update_age($user, $new_age) {\n  $user['age'] = $new_age;\n}<\/pre>\n<p>\u4f7f\u7528\u6309\u503c\u4f20\u9012\u65f6\uff0c<code>update_age<\/code> \u51fd\u6570\u5c06\u4fee\u6539\u51fd\u6570\u5185 <code>$user<\/code> \u53d8\u91cf\u7684\u526f\u672c\uff0c\u800c\u4e0d\u662f\u539f\u59cb <code>$user<\/code> \u53d8\u91cf\u3002<\/p>\n<pre>$user = ['name' =&gt; 'John', 'age' =&gt; 20];\nupdate_age($user, 25);\necho $user['age']; \/\/ \u8f93\u51fa\uff1a20<\/pre>\n<p>\u8981\u4fee\u6539\u539f\u59cb\u53d8\u91cf\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5f15\u7528\uff1a<\/p>\n<pre>function update_age(&amp;$user, $new_age) {\n  $user['age'] = $new_age;\n}<\/pre>\n<p>\u73b0\u5728\uff0c<code>update_age<\/code> \u51fd\u6570\u5c06\u76f4\u63a5\u4fee\u6539\u539f\u59cb <code>$user<\/code> \u53d8\u91cf\uff1a<\/p>\n<pre>$user = ['name' =&gt; 'John', 'age' =&gt; 20];\nupdate_age($user, 25);\necho $user['age']; \/\/ \u8f93\u51fa\uff1a25<\/pre>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u5f15\u7528\u65f6\u8981\u5c0f\u5fc3\uff0c\u56e0\u4e3a\u5b83\u4eec\u5141\u8bb8\u4f60\u4fee\u6539\u51fd\u6570\u5916\u7684\u53d8\u91cf\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u7684\u884c\u4e3a\u3002<\/li>\n<li>\u5982\u679c\u51fd\u6570\u9700\u8981\u4fee\u6539\u53d8\u91cf\uff0c\u6700\u597d\u4f7f\u7528\u5f15\u7528\uff0c\u4f46\u5982\u679c\u51fd\u6570\u53ea\u662f\u8bfb\u53d6\u53d8\u91cf\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528\u6309\u503c\u4f20\u9012\uff08\u9ed8\u8ba4\u884c\u4e3a\uff09\u3002<\/li>\n<\/ul>\n<p>\u6587\u4e2d\u5173\u4e8ephp,\u5f15\u7528\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300a\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236\uff1f\u300b\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01 \u5728 PHP \u4e2d\uff0c\u4f7f\u7528\u5f15\u7528\u53ef\u907f\u514d\u6570\u636e\u590d\u5236\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u51fd\u6570\u5916\u7684\u53d8\u91cf\u3002\u8981\u521b\u5efa\u5f15\u7528\uff0c\u5728\u51fd\u6570\u53c2\u6570\u524d\u52a0\u4e0a &amp; \u7b26\u53f7\uff0c\u4f8b\u5982\uff1afunction double_by_reference(&amp;amp;$number) { $number *= 2;} \u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u6765\u907f\u514d\u6570\u636e\u590d\u5236 \u5728 PHP \u4e2d\uff0c\u51fd\u6570\u53c2\u6570\u9ed8\u8ba4\u662f\u6309\u503c\u4f20\u9012\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4f20\u9012\u7ed9\u51fd\u6570\u7684\u53d8\u91cf\u7684\u526f\u672c\u4f1a\u88ab\u521b\u5efa\uff0c\u51fd\u6570\u53ea\u80fd\u4fee\u6539\u526f\u672c\uff0c\u800c\u4e0d\u4f1a\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u3002 \u4f7f\u7528\u5f15\u7528 \u4e3a\u4e86\u907f\u514d\u6570\u636e\u590d\u5236\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5f15\u7528\u3002\u5f15\u7528\u5141\u8bb8\u4f60\u76f4\u63a5\u4fee\u6539\u51fd\u6570\u5916\u7684\u53d8\u91cf\u3002\u8981\u521b\u5efa\u5f15\u7528\uff0c\u8bf7\u5728\u53c2\u6570\u524d\u52a0\u4e0a &amp; \u7b26\u53f7\u3002 function double_by_reference(&amp;$number) { $number *= 2; } \u5b9e\u6218\u6848\u4f8b \u5047\u8bbe\u4f60\u6709\u4e00\u4e2a\u51fd\u6570\u6765\u66f4\u65b0\u7528\u6237\u7684\u5e74\u9f84\uff1a function update_age($user, $new_age) { $user[&#8216;age&#8217;] = $new_age; } \u4f7f\u7528\u6309\u503c\u4f20\u9012\u65f6\uff0cupdate_age \u51fd\u6570\u5c06\u4fee\u6539\u51fd\u6570\u5185 $user \u53d8\u91cf\u7684\u526f\u672c\uff0c\u800c\u4e0d\u662f\u539f\u59cb $user \u53d8\u91cf\u3002 $user = [&#8216;name&#8217; =&gt; &#8216;John&#8217;, &#8216;age&#8217; [&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-47848","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47848","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=47848"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47848\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47848"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47848"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}