{"id":48113,"date":"2024-12-02T17:05:25","date_gmt":"2024-12-02T09:05:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48113\/"},"modified":"2024-12-02T17:05:25","modified_gmt":"2024-12-02T09:05:25","slug":"%e4%bd%bf%e7%94%a8-php-%e5%87%bd%e6%95%b0%e5%bc%95%e7%94%a8%e4%bc%a0%e9%80%92%e5%8f%82%e6%95%b0%e9%9c%80%e8%a6%81%e6%b3%a8%e6%84%8f%e5%93%aa%e4%ba%9b%e5%ae%89%e5%85%a8%e9%9a%90%e6%82%a3%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48113\/","title":{"rendered":"\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f<\/h1>\n<p><span style=\"font-size: 15px\">\u6709\u5fd7\u8005\uff0c\u4e8b\u7adf\u6210\uff01\u5982\u679c\u4f60\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u90a3\u4e48\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f\u300b<\/span>\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff01\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\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~<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729990185671d8e2990ccc.jpg\" class=\"aligncenter\" title=\"\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f\u63d2\u56fe\" alt=\"\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u7684\u5b89\u5168\u9690\u60a3<\/strong><\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u51fd\u6570\u53c2\u6570\u9ed8\u8ba4\u6309\u503c\u4f20\u9012\uff0c\u8fd9\u610f\u5473\u7740\u51fd\u6570\u5185\u90e8\u5bf9\u53c2\u6570\u7684\u4fee\u6539\u4e0d\u4f1a\u5f71\u54cd\u51fd\u6570\u5916\u90e8\u7684\u53c2\u6570\u3002\u7136\u800c\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u53c2\u6570\uff0c\u6b64\u65f6\u51fd\u6570\u5185\u90e8\u5bf9\u53c2\u6570\u7684\u4fee\u6539\u4f1a\u5f71\u54cd\u5916\u90e8\u53c2\u6570\u3002<\/p>\n<p>\u867d\u7136\u5f15\u7528\u4f20\u9012\u53ef\u4ee5\u7b80\u5316\u4ee3\u7801\u5e76\u63d0\u9ad8\u6548\u7387\uff0c\u4f46\u5b83\u4e5f\u5f15\u5165\u4e86\u5b89\u5168\u9690\u60a3\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<ul>\n<li><strong>\u610f\u5916\u4fee\u6539\u5916\u90e8\u53d8\u91cf\uff1a<\/strong>\u5982\u679c\u51fd\u6570\u5bf9\u5f15\u7528\u4f20\u9012\u7684\u53c2\u6570\u8fdb\u884c\u4e86\u610f\u5916\u4fee\u6539\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5916\u90e8\u53d8\u91cf\u88ab\u4fee\u6539\uff0c\u4ece\u800c\u9020\u6210\u610f\u5916\u7684\u884c\u4e3a\u3002<\/li>\n<li><strong>\u51fd\u6570\u6808\u6c61\u67d3\uff1a<\/strong>\u6076\u610f\u51fd\u6570\u53ef\u4ee5\u6ee5\u7528\u5f15\u7528\u4f20\u9012\u6765\u6c61\u67d3\u51fd\u6570\u6808\uff0c\u7834\u574f\u5e94\u7528\u7a0b\u5e8f\u72b6\u6001\u3002<\/li>\n<li><strong>\u6570\u636e\u7ade\u4e89\u6761\u4ef6\uff1a<\/strong>\u5982\u679c\u591a\u4e2a\u5e76\u53d1\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee\u5f15\u7528\u4f20\u9012\u7684\u53c2\u6570\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u7ade\u4e89\u6761\u4ef6\uff0c\u4ece\u800c\u4ea7\u751f\u4e0d\u53ef\u9884\u6d4b\u7684\u884c\u4e3a\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>function incrementByReference(&amp;$num) {\n  $num++;\n}\n\n$num = 10;\nincrementByReference($num);\necho $num; \/\/ \u8f93\u51fa\uff1a11<\/pre>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c<code>$num<\/code> \u53d8\u91cf\u88ab\u5f15\u7528\u4f20\u9012\u7ed9 <code>incrementByReference<\/code> \u51fd\u6570\u3002\u5f53\u51fd\u6570\u5185\u90e8\u5bf9\u5f15\u7528\u53c2\u6570\u8fdb\u884c\u9012\u589e\u65f6\uff0c\u5b83\u4e5f\u4f1a\u4fee\u6539\u5916\u90e8\u53d8\u91cf <code>$num<\/code> \u7684\u503c\uff0c\u56e0\u6b64\u5728\u51fd\u6570\u5916\u90e8\u8bbf\u95ee <code>$num<\/code> \u65f6\uff0c\u5b83\u5c06\u8f93\u51fa 11\u3002<\/p>\n<p><strong>\u907f\u514d\u5b89\u5168\u9690\u60a3\u7684\u5efa\u8bae\uff1a<\/strong><\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u53c2\u6570\u5e26\u6765\u7684\u5b89\u5168\u9690\u60a3\uff0c\u5efa\u8bae\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<ul>\n<li><strong>\u8c28\u614e\u4f7f\u7528\u5f15\u7528\u4f20\u9012\uff1a<\/strong>\u4ec5\u5728\u9700\u8981\u4fee\u6539\u5916\u90e8\u53c2\u6570\u65f6\u624d\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u3002<\/li>\n<li><strong>\u6e05\u695a\u5b9a\u4e49\u51fd\u6570\u6587\u6863\uff1a<\/strong>\u5728\u51fd\u6570\u6587\u6863\u4e2d\u6307\u51fa\u54ea\u4e9b\u53c2\u6570\u6309\u5f15\u7528\u4f20\u9012\u3002<\/li>\n<li><strong>\u5728\u51fd\u6570\u5185\u590d\u5236\u53c2\u6570\uff1a<\/strong>\u5982\u679c\u9700\u8981\u5728\u51fd\u6570\u5185\u5bf9\u53c2\u6570\u8fdb\u884c\u4fee\u6539\uff0c\u8bf7\u5728\u51fd\u6570\u5185\u90e8\u521b\u5efa\u53c2\u6570\u7684\u526f\u672c\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e25\u683c\u7c7b\u578b\u58f0\u660e\uff1a<\/strong>\u4f7f\u7528\u53c2\u6570\u7c7b\u578b\u7684\u4e25\u683c\u7c7b\u578b\u58f0\u660e\u53ef\u4ee5\u9632\u6b62\u5bf9\u5f15\u7528\u53c2\u6570\u8fdb\u884c\u975e\u9884\u671f\u7684\u4fee\u6539\u3002<\/li>\n<li><strong>\u907f\u514d\u6c61\u67d3\u51fd\u6570\u6808\uff1a<\/strong>\u5c0f\u5fc3\u5904\u7406\u5f15\u7528\u53c2\u6570\uff0c\u907f\u514d\u610f\u5916\u4fee\u6539\u6216\u5f15\u53d1\u51fd\u6570\u6808\u6c61\u67d3\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u5b89\u5168\u9690\u60a3,\u53c2\u6570\u5f15\u7528\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f \u6709\u5fd7\u8005\uff0c\u4e8b\u7adf\u6210\uff01\u5982\u679c\u4f60\u5728\u5b66\u4e60\u6587\u7ae0\uff0c\u90a3\u4e48\u672c\u6587\u300a\u4f7f\u7528 PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5b89\u5168\u9690\u60a3\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff01\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\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~ PHP \u51fd\u6570\u5f15\u7528\u4f20\u9012\u53c2\u6570\u7684\u5b89\u5168\u9690\u60a3 \u5728 PHP \u4e2d\uff0c\u51fd\u6570\u53c2\u6570\u9ed8\u8ba4\u6309\u503c\u4f20\u9012\uff0c\u8fd9\u610f\u5473\u7740\u51fd\u6570\u5185\u90e8\u5bf9\u53c2\u6570\u7684\u4fee\u6539\u4e0d\u4f1a\u5f71\u54cd\u51fd\u6570\u5916\u90e8\u7684\u53c2\u6570\u3002\u7136\u800c\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u53c2\u6570\uff0c\u6b64\u65f6\u51fd\u6570\u5185\u90e8\u5bf9\u53c2\u6570\u7684\u4fee\u6539\u4f1a\u5f71\u54cd\u5916\u90e8\u53c2\u6570\u3002 \u867d\u7136\u5f15\u7528\u4f20\u9012\u53ef\u4ee5\u7b80\u5316\u4ee3\u7801\u5e76\u63d0\u9ad8\u6548\u7387\uff0c\u4f46\u5b83\u4e5f\u5f15\u5165\u4e86\u5b89\u5168\u9690\u60a3\uff0c\u5982\u4e0b\u6240\u793a\uff1a \u610f\u5916\u4fee\u6539\u5916\u90e8\u53d8\u91cf\uff1a\u5982\u679c\u51fd\u6570\u5bf9\u5f15\u7528\u4f20\u9012\u7684\u53c2\u6570\u8fdb\u884c\u4e86\u610f\u5916\u4fee\u6539\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5916\u90e8\u53d8\u91cf\u88ab\u4fee\u6539\uff0c\u4ece\u800c\u9020\u6210\u610f\u5916\u7684\u884c\u4e3a\u3002 \u51fd\u6570\u6808\u6c61\u67d3\uff1a\u6076\u610f\u51fd\u6570\u53ef\u4ee5\u6ee5\u7528\u5f15\u7528\u4f20\u9012\u6765\u6c61\u67d3\u51fd\u6570\u6808\uff0c\u7834\u574f\u5e94\u7528\u7a0b\u5e8f\u72b6\u6001\u3002 \u6570\u636e\u7ade\u4e89\u6761\u4ef6\uff1a\u5982\u679c\u591a\u4e2a\u5e76\u53d1\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee\u5f15\u7528\u4f20\u9012\u7684\u53c2\u6570\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u7ade\u4e89\u6761\u4ef6\uff0c\u4ece\u800c\u4ea7\u751f\u4e0d\u53ef\u9884\u6d4b\u7684\u884c\u4e3a\u3002 \u5b9e\u6218\u6848\u4f8b\uff1a \u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\uff1a function incrementByReference(&amp;$num) { $num++; 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