{"id":46827,"date":"2024-12-02T09:10:27","date_gmt":"2024-12-02T01:10:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46827\/"},"modified":"2024-12-02T09:10:27","modified_gmt":"2024-12-02T01:10:27","slug":"php-%e5%87%bd%e6%95%b0%e8%b0%83%e7%94%a8%e4%b8%ad%e5%bc%95%e7%94%a8%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46827\/","title":{"rendered":"PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879<\/h1>\n<p>\u76ee\u524d\u7c73\u4e91\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879\u300b<\/span>\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~<\/p>\n<p>\u5728 PHP \u51fd\u6570\u8c03\u7528\u4e2d\uff0c\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u53d8\u91cf\u65f6\uff0c\u51fd\u6570\u5185\u90e8\u5bf9\u53d8\u91cf\u503c\u7684\u4fee\u6539\u4f1a\u76f4\u63a5\u5f71\u54cd\u539f\u53d8\u91cf\u3002\u8fd9\u9700\u8981\u901a\u8fc7\u5728\u53c2\u6570\u540d\u524d\u52a0\u4e0a\u5f15\u7528\u7b26\u53f7 ( &amp; ) \u6765\u5b9e\u73b0\u3002\u5728\u56e2\u961f\u534f\u4f5c\u548c\u4ee3\u7801\u7ef4\u62a4\u4e2d\uff0c\u5bf9\u5f15\u7528\u4f20\u9012\u7684\u4f7f\u7528\u5c24\u5176\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241025\/1729849054671b66dee41f3.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<p>PHP \u51fd\u6570\u8c03\u7528\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\uff0c\u4f1a\u76f4\u63a5\u4fee\u6539\u4f20\u5165\u53d8\u91cf\u7684\u503c\uff0c Verst\u00e4ndnis\uff0c\u8fd9\u5bf9\u4ee3\u7801\u7ef4\u62a4\u548c\u9519\u8bef\u6392\u9664\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>\u53c2\u6570\u4f20\u9012\u65b9\u5f0f<\/strong><\/p>\n<p>PHP \u51fd\u6570\u6709\u4e24\u79cd\u53c2\u6570\u4f20\u9012\u65b9\u5f0f\uff1a\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012\u3002<\/p>\n<ul>\n<li><strong>\u503c\u4f20\u9012\uff1a<\/strong>\u51fd\u6570\u63a5\u6536\u53d8\u91cf\u7684\u526f\u672c\uff0c\u51fd\u6570\u5185\u90e8\u4fee\u6539\u526f\u672c\u4e0d\u4f1a\u5f71\u54cd\u539f\u53d8\u91cf\u3002<\/li>\n<li><strong>\u5f15\u7528\u4f20\u9012\uff1a<\/strong>\u51fd\u6570\u63a5\u6536\u53d8\u91cf\u7684\u5f15\u7528\uff0c\u51fd\u6570\u5185\u90e8\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u4f1a\u76f4\u63a5\u4fee\u6539\u539f\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u5f15\u7528\u7b26\u53f7 ( &amp; )<\/strong><\/p>\n<p>\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u7684\u53c2\u6570\uff0c\u9700\u8981\u5728\u53c2\u6570\u540d\u524d\u52a0\u4e0a\u5f15\u7528\u7b26\u53f7 ( &amp; )\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>function addByReference(&amp;$number) {\n  $number++;\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<pre>$number = 100;\naddByReference($number);\n\necho $number; \/\/ \u8f93\u51fa\uff1a101<\/pre>\n<p>\u7531\u4e8e <code>addByReference()<\/code> \u51fd\u6570\u4f7f\u7528\u4e86\u5f15\u7528\u4f20\u9012\uff0c\u56e0\u6b64\u51fd\u6570\u5185\u5bf9 <strong>$number** \u7684\u4fee\u6539\u76f4\u63a5\u53cd\u6620\u5728\u51fd\u6570\u5916\u7684 **$number<\/strong> \u53d8\u91cf\u4e0a\u3002<\/p>\n<p><strong>\u6ce8\u610f:<\/strong><\/p>\n<ul>\n<li>\u4e0d\u8981\u5728\u540c\u4e00\u4e2a\u51fd\u6570\u4e2d\u5bf9\u540c\u4e00\u53d8\u91cf\u65e2\u8fdb\u884c\u503c\u4f20\u9012\u53c8\u8fdb\u884c\u5f15\u7528\u4f20\u9012\u3002<\/li>\n<li>\u5f15\u7528\u4f20\u9012\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\uff0c\u4f46\u5982\u679c\u4f7f\u7528\u4e0d\u5f53\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u884c\u4e3a\u548c\u9519\u8bef\u3002<\/li>\n<li>\u5bf9\u4e8e\u5bf9\u8c61\uff0c\u5f15\u7528\u4f20\u9012\u4f1a\u4fee\u6539\u5bf9\u8c61\u672c\u8eab\uff0c\u800c\u4e0d\u662f\u5176\u526f\u672c\u3002<\/li>\n<\/ul>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8ephp,\u51fd\u6570\u8c03\u7528\u6ce8\u610f\u4e8b\u9879\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879 \u76ee\u524d\u7c73\u4e91\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587\u300aPHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879\u300b\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60\u6587\u7ae0\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~ \u5728 PHP \u51fd\u6570\u8c03\u7528\u4e2d\uff0c\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u53d8\u91cf\u65f6\uff0c\u51fd\u6570\u5185\u90e8\u5bf9\u53d8\u91cf\u503c\u7684\u4fee\u6539\u4f1a\u76f4\u63a5\u5f71\u54cd\u539f\u53d8\u91cf\u3002\u8fd9\u9700\u8981\u901a\u8fc7\u5728\u53c2\u6570\u540d\u524d\u52a0\u4e0a\u5f15\u7528\u7b26\u53f7 ( &amp; ) \u6765\u5b9e\u73b0\u3002\u5728\u56e2\u961f\u534f\u4f5c\u548c\u4ee3\u7801\u7ef4\u62a4\u4e2d\uff0c\u5bf9\u5f15\u7528\u4f20\u9012\u7684\u4f7f\u7528\u5c24\u5176\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002 PHP \u51fd\u6570\u8c03\u7528\u4e2d\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879 PHP \u51fd\u6570\u8c03\u7528\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\uff0c\u4f1a\u76f4\u63a5\u4fee\u6539\u4f20\u5165\u53d8\u91cf\u7684\u503c\uff0c Verst\u00e4ndnis\uff0c\u8fd9\u5bf9\u4ee3\u7801\u7ef4\u62a4\u548c\u9519\u8bef\u6392\u9664\u81f3\u5173\u91cd\u8981\u3002 \u53c2\u6570\u4f20\u9012\u65b9\u5f0f PHP \u51fd\u6570\u6709\u4e24\u79cd\u53c2\u6570\u4f20\u9012\u65b9\u5f0f\uff1a\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012\u3002 \u503c\u4f20\u9012\uff1a\u51fd\u6570\u63a5\u6536\u53d8\u91cf\u7684\u526f\u672c\uff0c\u51fd\u6570\u5185\u90e8\u4fee\u6539\u526f\u672c\u4e0d\u4f1a\u5f71\u54cd\u539f\u53d8\u91cf\u3002 \u5f15\u7528\u4f20\u9012\uff1a\u51fd\u6570\u63a5\u6536\u53d8\u91cf\u7684\u5f15\u7528\uff0c\u51fd\u6570\u5185\u90e8\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u4f1a\u76f4\u63a5\u4fee\u6539\u539f\u53d8\u91cf\u3002 \u5f15\u7528\u7b26\u53f7 ( &amp; ) \u4f7f\u7528\u5f15\u7528\u4f20\u9012\u7684\u53c2\u6570\uff0c\u9700\u8981\u5728\u53c2\u6570\u540d\u524d\u52a0\u4e0a\u5f15\u7528\u7b26\u53f7 ( &amp; )\u3002\u4f8b\u5982\uff1a function addByReference(&amp;$number) { $number++; } \u5b9e\u6218\u6848\u4f8b \u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\uff1a $number = 100; addByReference($number); echo $number; \/\/ \u8f93\u51fa\uff1a101 \u7531\u4e8e addByReference() \u51fd\u6570\u4f7f\u7528\u4e86\u5f15\u7528\u4f20\u9012\uff0c\u56e0\u6b64\u51fd\u6570\u5185\u5bf9 $number** \u7684\u4fee\u6539\u76f4\u63a5\u53cd\u6620\u5728\u51fd\u6570\u5916\u7684 **$number \u53d8\u91cf\u4e0a\u3002 \u6ce8\u610f: \u4e0d\u8981\u5728\u540c\u4e00\u4e2a\u51fd\u6570\u4e2d\u5bf9\u540c\u4e00\u53d8\u91cf\u65e2\u8fdb\u884c\u503c\u4f20\u9012\u53c8\u8fdb\u884c\u5f15\u7528\u4f20\u9012\u3002 \u5f15\u7528\u4f20\u9012\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\uff0c\u4f46\u5982\u679c\u4f7f\u7528\u4e0d\u5f53\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u884c\u4e3a\u548c\u9519\u8bef\u3002 \u5bf9\u4e8e\u5bf9\u8c61\uff0c\u5f15\u7528\u4f20\u9012\u4f1a\u4fee\u6539\u5bf9\u8c61\u672c\u8eab\uff0c\u800c\u4e0d\u662f\u5176\u526f\u672c\u3002 [&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-46827","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46827","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=46827"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46827\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}