{"id":46901,"date":"2024-12-02T17:54:59","date_gmt":"2024-12-02T09:54:59","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46901\/"},"modified":"2024-12-02T17:54:59","modified_gmt":"2024-12-02T09:54:59","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%bc%95%e7%94%a8%ef%bc%9a%e4%bd%bf%e7%94%a8%e5%bc%95%e7%94%a8%e8%bf%9b%e8%a1%8c%e9%80%92%e5%bd%92%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46901\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c<\/h1>\n<p><span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898<span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u662f<\/span><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n<p>PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u53ef\u5b9e\u73b0\u6309\u5f15\u7528\u4f20\u9012\u53d8\u91cf\uff0c\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u5c06\u4fee\u6539\u5b9e\u9645\u53d8\u91cf\uff0c\u907f\u514d\u590d\u5236\u5e76\u4fee\u6539\u5916\u90e8\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u5728\u9012\u5f52\u64cd\u4f5c\u4e2d\uff0c\u53ef\u4ee5\u5c06\u53d8\u91cf\u6309\u5f15\u7528\u4f20\u9012\u7ed9\u9012\u5f52\u51fd\u6570\uff0c\u4fee\u6539\u53d8\u91cf\u503c\u7684\u540c\u65f6\u4fee\u6539\u5b9e\u9645\u53d8\u91cf\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241025\/1729853244671b773ca37c8.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c\u63d2\u56fe\" \/><\/p>\n<h2>PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7528\u5f15\u7528\u5b9e\u73b0\u9012\u5f52\u64cd\u4f5c<\/h2>\n<h3>\u7406\u89e3\u5f15\u7528<\/h3>\n<p>\u5728 PHP \u4e2d\uff0c\u5f15\u7528\u662f\u4e00\u79cd\u53d8\u91cf\uff0c\u5b83\u6307\u5411\u53e6\u4e00\u4e2a\u53d8\u91cf\u5b58\u50a8\u7684\u5730\u5740\u3002\u5f53\u60a8\u4f7f\u7528\u5f15\u7528\u65f6\uff0c\u5b83\u4f1a\u4fee\u6539\u5b9e\u9645\u53d8\u91cf\uff0c\u800c\u4e0d\u662f\u521b\u5efa\u5176\u526f\u672c\u3002<\/p>\n<h3>\u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528<\/h3>\n<p><strong>\u8bed\u6cd5\uff1a<\/strong><\/p>\n<pre>function &amp;function_name(&amp;variable) {\n  \/\/ ...\n  return $variable;\n}<\/pre>\n<p><code>&amp;<\/code>\u7b26\u53f7\u8868\u793a\u8be5\u53d8\u91cf\u662f\u6309\u5f15\u7528\u4f20\u9012\u7684\u3002<\/p>\n<p><strong>\u4f18\u52bf\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u907f\u514d\u590d\u5236\uff1a<\/strong>\u4f7f\u7528\u5f15\u7528\u53ef\u4ee5\u8282\u7701\u5185\u5b58\uff0c\u56e0\u4e3a\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u5b9e\u9645\u53d8\u91cf\u4e5f\u4f1a\u88ab\u4fee\u6539\uff0c\u800c\u65e0\u9700\u521b\u5efa\u526f\u672c\u3002<\/li>\n<li><strong>\u4fee\u6539\u5916\u90e8\u53d8\u91cf\uff1a<\/strong>\u51fd\u6570\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u53d8\u91cf\uff0c\u4ece\u800c\u4fee\u6539\u5916\u90e8\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u6218\u6848\u4f8b\uff1a\u9012\u5f52\u64cd\u4f5c<\/h3>\n<p>\u9012\u5f52\u662f\u51fd\u6570\u4e0d\u65ad\u8c03\u7528\u81ea\u8eab\u7684\u4e00\u79cd\u6280\u672f\u3002\u4ee5\u4e0b\u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u5f15\u7528\u5b9e\u73b0\u9012\u589e\u51fd\u6570\uff1a<\/p>\n<pre>function incrementByReference(&amp;$value) {\n  $value++;\n}\n\n$value = 5;\nincrementByReference($value);\necho $value; \/\/ \u8f93\u51fa\uff1a6<\/pre>\n<p>\u5728\u8be5\u793a\u4f8b\u4e2d\uff1a<\/p>\n<ul>\n<li><code>incrementByReference<\/code> \u51fd\u6570\u5c06 <code>$value<\/code> \u53d8\u91cf\u6309\u5f15\u7528\u4f20\u9012\u3002<\/li>\n<li>\u51fd\u6570\u5185\uff0c<code>$value++<\/code> \u4f1a\u4fee\u6539\u5b9e\u9645\u53d8\u91cf <code>$value<\/code> \u7684\u503c\u3002<\/li>\n<li>\u51fd\u6570\u5916\uff0c<code>echo $value<\/code> \u4f1a\u8f93\u51fa\u4fee\u6539\u540e\u7684\u503c <code>6<\/code>\u3002<\/li>\n<\/ul>\n<h3>\u6ce8\u610f<\/h3>\n<p>\u5e94\u8c28\u614e\u4f7f\u7528\u5f15\u7528\uff0c\u56e0\u4e3a\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u4f1a\u5f71\u54cd\u5916\u90e8\u53d8\u91cf\uff0c\u53ef\u80fd\u5bfc\u81f4\u610f\u5916\u7684\u7ed3\u679c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u5f15\u7528,\u9012\u5f52\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c \u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u4f7f\u7528\u5f15\u7528\u8fdb\u884c\u9012\u5f52\u64cd\u4f5c\u300b\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e\u6587\u7ae0\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01 PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u53ef\u5b9e\u73b0\u6309\u5f15\u7528\u4f20\u9012\u53d8\u91cf\uff0c\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u5c06\u4fee\u6539\u5b9e\u9645\u53d8\u91cf\uff0c\u907f\u514d\u590d\u5236\u5e76\u4fee\u6539\u5916\u90e8\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u5728\u9012\u5f52\u64cd\u4f5c\u4e2d\uff0c\u53ef\u4ee5\u5c06\u53d8\u91cf\u6309\u5f15\u7528\u4f20\u9012\u7ed9\u9012\u5f52\u51fd\u6570\uff0c\u4fee\u6539\u53d8\u91cf\u503c\u7684\u540c\u65f6\u4fee\u6539\u5b9e\u9645\u53d8\u91cf\u3002 PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7528\u5f15\u7528\u5b9e\u73b0\u9012\u5f52\u64cd\u4f5c \u7406\u89e3\u5f15\u7528 \u5728 PHP \u4e2d\uff0c\u5f15\u7528\u662f\u4e00\u79cd\u53d8\u91cf\uff0c\u5b83\u6307\u5411\u53e6\u4e00\u4e2a\u53d8\u91cf\u5b58\u50a8\u7684\u5730\u5740\u3002\u5f53\u60a8\u4f7f\u7528\u5f15\u7528\u65f6\uff0c\u5b83\u4f1a\u4fee\u6539\u5b9e\u9645\u53d8\u91cf\uff0c\u800c\u4e0d\u662f\u521b\u5efa\u5176\u526f\u672c\u3002 \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528 \u8bed\u6cd5\uff1a function &amp;function_name(&amp;variable) { \/\/ &#8230; return $variable; } &amp;\u7b26\u53f7\u8868\u793a\u8be5\u53d8\u91cf\u662f\u6309\u5f15\u7528\u4f20\u9012\u7684\u3002 \u4f18\u52bf\uff1a \u907f\u514d\u590d\u5236\uff1a\u4f7f\u7528\u5f15\u7528\u53ef\u4ee5\u8282\u7701\u5185\u5b58\uff0c\u56e0\u4e3a\u4fee\u6539\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u5b9e\u9645\u53d8\u91cf\u4e5f\u4f1a\u88ab\u4fee\u6539\uff0c\u800c\u65e0\u9700\u521b\u5efa\u526f\u672c\u3002 \u4fee\u6539\u5916\u90e8\u53d8\u91cf\uff1a\u51fd\u6570\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u53d8\u91cf\uff0c\u4ece\u800c\u4fee\u6539\u5916\u90e8\u53d8\u91cf\u3002 \u5b9e\u6218\u6848\u4f8b\uff1a\u9012\u5f52\u64cd\u4f5c \u9012\u5f52\u662f\u51fd\u6570\u4e0d\u65ad\u8c03\u7528\u81ea\u8eab\u7684\u4e00\u79cd\u6280\u672f\u3002\u4ee5\u4e0b\u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u5f15\u7528\u5b9e\u73b0\u9012\u589e\u51fd\u6570\uff1a function incrementByReference(&amp;$value) { $value++; } $value = 5; incrementByReference($value); echo $value; \/\/ \u8f93\u51fa\uff1a6 \u5728\u8be5\u793a\u4f8b\u4e2d\uff1a incrementByReference \u51fd\u6570\u5c06 $value \u53d8\u91cf\u6309\u5f15\u7528\u4f20\u9012\u3002 \u51fd\u6570\u5185\uff0c$value++ \u4f1a\u4fee\u6539\u5b9e\u9645\u53d8\u91cf $value \u7684\u503c\u3002 \u51fd\u6570\u5916\uff0cecho $value \u4f1a\u8f93\u51fa\u4fee\u6539\u540e\u7684\u503c 6\u3002 \u6ce8\u610f [&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-46901","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46901","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=46901"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46901\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46901"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46901"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}