{"id":46945,"date":"2024-12-02T15:58:08","date_gmt":"2024-12-02T07:58:08","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46945\/"},"modified":"2024-12-02T15:58:08","modified_gmt":"2024-12-02T07:58:08","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e5%bc%95%e7%94%a8%e4%bc%a0%e9%80%92%e4%b8%8e%e5%af%b9%e8%b1%a1%e5%bc%95%e7%94%a8%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46945\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b<\/h1>\n<p>\u54c8\u55bd\uff01\u4eca\u5929\u5fc3\u8840\u6765\u6f6e\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b\u300b<\/span>\uff0c\u60f3\u5fc5\u5927\u5bb6\u5e94\u8be5\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u90fd\u4e0d\u964c\u751f\u5427\uff0c\u90a3\u4e48\u9605\u8bfb\u672c\u6587\u5c31\u90fd\u4e0d\u4f1a\u5f88\u56f0\u96be\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u5343\u4e07\u522b\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u4f60\uff01<\/p>\n<p>\u5f15\u7528\u4f20\u9012\u548c\u5bf9\u8c61\u5f15\u7528\u5728 PHP \u51fd\u6570\u884c\u4e3a\u4e0a\u4e0d\u540c\uff1a\u5f15\u7528\u4f20\u9012\u4f20\u9012\u53d8\u91cf\u5730\u5740\uff0c\u4fee\u6539\u4f20\u9012\u53d8\u91cf\u4f1a\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u3002\u5bf9\u8c61\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u5f15\u7528\uff0c\u4fee\u6539\u4f20\u9012\u5bf9\u8c61\u4f1a\u4fee\u6539\u539f\u59cb\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u5f15\u7528\u4f20\u9012\u53ef\u76f4\u63a5\u4fee\u6539\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u7684\u5bf9\u8c61\uff0c\u800c\u65e0\u9700\u91cd\u65b0\u67e5\u8be2\u6216\u5206\u914d\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241025\/1729856253671b82fde7391.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b<\/strong><\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u533a\u5206\u5f15\u7528\u4f20\u9012\u548c\u5bf9\u8c61\u5f15\u7528\u975e\u5e38\u91cd\u8981\uff0c\u4e24\u8005\u5728\u51fd\u6570\u884c\u4e3a\u4e0a\u6709\u7740\u4e0d\u540c\u7684\u5f71\u54cd\u3002<\/p>\n<p><strong>\u5f15\u7528\u4f20\u9012<\/strong><\/p>\n<p>\u987e\u540d\u601d\u4e49\uff0c\u5f15\u7528\u4f20\u9012\u5c06\u53d8\u91cf\u7684\u5730\u5740\u800c\u4e0d\u662f\u53d8\u91cf\u503c\u672c\u8eab\u4f20\u9012\u7ed9\u51fd\u6570\u3002\u8fd9\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u7684\u503c\u3002<\/p>\n<pre>function incrementByReference(&amp;$number) {\n  $number++;\n}\n\n$number = 10;\nincrementByReference($number);\necho $number; \/\/ \u8f93\u51fa: 11<\/pre>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c<code>incrementByReference()<\/code> \u51fd\u6570\u4fee\u6539\u4e86 <code>$number<\/code> \u7684\u503c\uff0c\u800c\u65e0\u9700\u8fd4\u56de\u5b83\u3002<\/p>\n<p><strong>\u5bf9\u8c61\u5f15\u7528<\/strong><\/p>\n<p>\u5bf9\u8c61\u5f15\u7528\u7c7b\u4f3c\u4e8e\u5f15\u7528\u4f20\u9012\uff0c\u4f46\u5b83\u4eec\u7279\u5b9a\u4e8e\u5bf9\u8c61\u3002\u5f53\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u65f6\uff0c\u5c06\u4f20\u9012\u8be5\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u800c\u4e0d\u662f\u5176\u503c\u3002\u8fd9\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u548c\u4fee\u6539\u5bf9\u8c61\u672c\u8eab\u3002<\/p>\n<pre>class Person {\n  public $name;\n}\n\nfunction changeName(Person &amp;$person) {\n  $person-&gt;name = 'John Doe';\n}\n\n$person = new Person();\n$person-&gt;name = 'Jane Doe';\nchangeName($person);\necho $person-&gt;name; \/\/ \u8f93\u51fa: John Doe<\/pre>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c<code>changeName()<\/code> \u51fd\u6570\u4fee\u6539\u4e86 <code>$person<\/code> \u5bf9\u8c61\u7684 <code>name<\/code> \u5c5e\u6027\uff0c\u800c\u65e0\u9700\u8fd4\u56de\u5b83\u3002<\/p>\n<p><strong>\u5173\u952e\u533a\u522b<\/strong><\/p>\n<p>\u8981\u70b9\u5728\u4e8e\uff1a<\/p>\n<ul>\n<li><strong>\u5f15\u7528\u4f20\u9012<\/strong>\u9002\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\u7684\u503c\uff0c\u5305\u62ec\u6807\u91cf\uff08\u6574\u6570\u3001\u6d6e\u70b9\u6570\u3001\u5b57\u7b26\u4e32\u7b49\uff09\u548c\u6570\u7ec4\u3002<\/li>\n<li><strong>\u5bf9\u8c61\u5f15\u7528<\/strong>\u4e13\u95e8\u7528\u4e8e\u5bf9\u8c61\u3002<\/li>\n<li>\u5728 <strong>\u5f15\u7528\u4f20\u9012<\/strong> \u4e2d\uff0c\u4fee\u6539\u51fd\u6570\u4e2d\u4f20\u9012\u7684\u53d8\u91cf\u4e5f\u4f1a\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u3002<\/li>\n<li>\u5728 <strong>\u5bf9\u8c61\u5f15\u7528<\/strong> \u4e2d\uff0c\u4fee\u6539\u51fd\u6570\u4e2d\u4f20\u9012\u7684\u5bf9\u8c61\u4f1a\u4fee\u6539\u539f\u59cb\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4e00\u4e2a\u5e38\u89c1\u7684\u5b9e\u6218\u6848\u4f8b\u6d89\u53ca\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u5bf9\u8c61\u3002\u7531\u4e8e\u5bf9\u8c61\u5f15\u7528\u4f20\u9012\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4ece\u6570\u636e\u5e93\u4e2d\u4fee\u6539\u5bf9\u8c61\uff0c\u800c\u65e0\u9700\u91cd\u65b0\u67e5\u8be2\u6216\u5206\u914d\u3002<\/p>\n<pre>$user = User::find(1);\n$user-&gt;name = 'New Name';\n$user-&gt;save();<\/pre>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c<code>find()<\/code> \u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a <code>User<\/code> \u5bf9\u8c61\u7684\u5f15\u7528\u3002\u6211\u4eec\u76f4\u63a5\u66f4\u65b0\u5bf9\u8c61\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u6570\u636e\u5e93\uff0c\u800c\u65e0\u9700\u8fdb\u884c\u989d\u5916\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b \u54c8\u55bd\uff01\u4eca\u5929\u5fc3\u8840\u6765\u6f6e\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b\u300b\uff0c\u60f3\u5fc5\u5927\u5bb6\u5e94\u8be5\u5bf9\u6587\u7ae0\u90fd\u4e0d\u964c\u751f\u5427\uff0c\u90a3\u4e48\u9605\u8bfb\u672c\u6587\u5c31\u90fd\u4e0d\u4f1a\u5f88\u56f0\u96be\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\uff0c\u82e5\u662f\u4f60\u6b63\u5728\u5b66\u4e60\u6587\u7ae0\uff0c\u5343\u4e07\u522b\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u4f60\uff01 \u5f15\u7528\u4f20\u9012\u548c\u5bf9\u8c61\u5f15\u7528\u5728 PHP \u51fd\u6570\u884c\u4e3a\u4e0a\u4e0d\u540c\uff1a\u5f15\u7528\u4f20\u9012\u4f20\u9012\u53d8\u91cf\u5730\u5740\uff0c\u4fee\u6539\u4f20\u9012\u53d8\u91cf\u4f1a\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u3002\u5bf9\u8c61\u5f15\u7528\u4f20\u9012\u5bf9\u8c61\u5f15\u7528\uff0c\u4fee\u6539\u4f20\u9012\u5bf9\u8c61\u4f1a\u4fee\u6539\u539f\u59cb\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u5f15\u7528\u4f20\u9012\u53ef\u76f4\u63a5\u4fee\u6539\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u7684\u5bf9\u8c61\uff0c\u800c\u65e0\u9700\u91cd\u65b0\u67e5\u8be2\u6216\u5206\u914d\u3002 PHP \u4e2d\u5f15\u7528\u4f20\u9012\u4e0e\u5bf9\u8c61\u5f15\u7528\u7684\u533a\u522b \u5728 PHP \u4e2d\uff0c\u533a\u5206\u5f15\u7528\u4f20\u9012\u548c\u5bf9\u8c61\u5f15\u7528\u975e\u5e38\u91cd\u8981\uff0c\u4e24\u8005\u5728\u51fd\u6570\u884c\u4e3a\u4e0a\u6709\u7740\u4e0d\u540c\u7684\u5f71\u54cd\u3002 \u5f15\u7528\u4f20\u9012 \u987e\u540d\u601d\u4e49\uff0c\u5f15\u7528\u4f20\u9012\u5c06\u53d8\u91cf\u7684\u5730\u5740\u800c\u4e0d\u662f\u53d8\u91cf\u503c\u672c\u8eab\u4f20\u9012\u7ed9\u51fd\u6570\u3002\u8fd9\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u539f\u59cb\u53d8\u91cf\u7684\u503c\u3002 function incrementByReference(&amp;$number) { $number++; } $number = 10; incrementByReference($number); echo $number; \/\/ \u8f93\u51fa: 11 \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cincrementByReference() \u51fd\u6570\u4fee\u6539\u4e86 $number \u7684\u503c\uff0c\u800c\u65e0\u9700\u8fd4\u56de\u5b83\u3002 \u5bf9\u8c61\u5f15\u7528 \u5bf9\u8c61\u5f15\u7528\u7c7b\u4f3c\u4e8e\u5f15\u7528\u4f20\u9012\uff0c\u4f46\u5b83\u4eec\u7279\u5b9a\u4e8e\u5bf9\u8c61\u3002\u5f53\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u65f6\uff0c\u5c06\u4f20\u9012\u8be5\u5bf9\u8c61\u7684\u5f15\u7528\uff0c\u800c\u4e0d\u662f\u5176\u503c\u3002\u8fd9\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u548c\u4fee\u6539\u5bf9\u8c61\u672c\u8eab\u3002 class Person { public $name; } function changeName(Person &amp;$person) { $person-&gt;name = &#8216;John Doe&#8217;; } $person = new Person(); $person-&gt;name = [&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-46945","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46945","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=46945"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46945\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}