{"id":48568,"date":"2024-12-02T09:30:47","date_gmt":"2024-12-02T01:30:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48568\/"},"modified":"2024-12-02T09:30:47","modified_gmt":"2024-12-02T01:30:47","slug":"php%e5%87%bd%e6%95%b0%e7%9a%84%e5%85%a8%e5%b1%80%e4%bd%9c%e7%94%a8%e5%9f%9f%e7%9a%84%e4%bc%98%e7%82%b9%e5%92%8c%e7%bc%ba%e7%82%b9%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48568\/","title":{"rendered":"PHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f<\/h1>\n<p>\u6765\u5230\u7c73\u4e91\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aPHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p>\u5168\u5c40\u4f5c\u7528\u57df\u51fd\u6570\u7684\u4f18\u70b9\u5305\u62ec\u4ee3\u7801\u590d\u7528\u6027\u3001\u7b80\u5316\u8bed\u6cd5\u548c\u4fbf\u4e8e\u6269\u5c55\uff0c\u7f3a\u70b9\u662f\u5b58\u5728\u540d\u79f0\u51b2\u7a81\u3001\u53d8\u91cf\u6c61\u67d3\u548c\u7ef4\u62a4\u56f0\u96be\u3002\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae\u660e\u667a\u5730\u4f7f\u7528\u5168\u5c40\u51fd\u6570\uff0c\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u907f\u514d\u540d\u79f0\u51b2\u7a81\uff0c\u9650\u5236\u5bf9\u5168\u5c40\u53d8\u91cf\u7684\u8bbf\u95ee\uff0c\u5e76\u5b9a\u671f\u5ba1\u67e5\u548c\u7ef4\u62a4\u5168\u5c40\u51fd\u6570\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730087008671f08603b16e.jpg\" class=\"aligncenter\" title=\"PHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f\u63d2\u56fe\" alt=\"PHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9<\/strong><\/p>\n<p><strong>\u5168\u5c40\u4f5c\u7528\u57df<\/strong><\/p>\n<p>\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u662f\u6307\u51fd\u6570\u53ef\u4ee5\u5728\u6574\u4e2a\u811a\u672c\u4e2d\u8bbf\u95ee\u3002\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u4ee3\u7801\u590d\u7528\u6027\uff1a<\/strong>\u5168\u5c40\u51fd\u6570\u53ef\u4ee5\u4ece\u811a\u672c\u4e2d\u7684\u4efb\u4f55\u4f4d\u7f6e\u8bbf\u95ee\uff0c\u8fd9\u4f7f\u5f97\u4ee3\u7801\u590d\u7528\u53d8\u5f97\u5bb9\u6613\u3002<\/li>\n<li><strong>\u7b80\u5316\u8bed\u6cd5\uff1a<\/strong>\u65e0\u9700\u91cd\u590d\u58f0\u660e\u51fd\u6570\uff0c\u7b80\u5316\u4e86\u4ee3\u7801\u3002<\/li>\n<li><strong>\u5bb9\u6613\u6269\u5c55\uff1a<\/strong>\u5168\u5c40\u51fd\u6570\u5f88\u5bb9\u6613\u6dfb\u52a0\u6216\u5220\u9664\uff0c\u65e0\u9700\u4fee\u6539\u5176\u4ed6\u4ee3\u7801\u3002<\/li>\n<\/ul>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u540d\u79f0\u51b2\u7a81\uff1a<\/strong>\u591a\u4e2a\u51fd\u6570\u53ef\u80fd\u5177\u6709\u76f8\u540c\u7684\u540d\u79f0\uff0c\u5bfc\u81f4\u540d\u79f0\u51b2\u7a81\u548c\u4e0d\u53ef\u9884\u671f\u7684\u884c\u4e3a\u3002<\/li>\n<li><strong>\u53d8\u91cf\u6c61\u67d3\uff1a<\/strong>\u5168\u5c40\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u4efb\u4f55\u53d8\u91cf\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u7684\u53d8\u91cf\u4fee\u6539\u3002<\/li>\n<li><strong>\u7ef4\u62a4\u56f0\u96be\uff1a<\/strong>\u968f\u7740\u811a\u672c\u7684\u589e\u957f\uff0c\u5168\u5c40\u51fd\u6570\u4f1a\u53d8\u5f97\u96be\u4ee5\u7ef4\u62a4\u548c\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5168\u5c40\u51fd\u6570\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\uff1a<\/p>\n<pre>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u5168\u5c40\u51fd\u6570\nfunction greet($name) {\n  echo \"Hello, $name!\";\n}\n\n\/\/ \u5728\u811a\u672c\u7684\u4efb\u4f55\u4f4d\u7f6e\u8bbf\u95ee\u5168\u5c40\u51fd\u6570\ngreet(\"John\");\ngreet(\"Mary\");<\/pre>\n<p><strong>\u4f18\u70b9\uff1a<\/strong> \u4ee3\u7801\u590d\u7528\u6027\u3002\u60a8\u65e0\u9700\u4e3a\u6bcf\u4e2a\u4f7f\u7528\u8be5\u51fd\u6570\u7684\u4f4d\u7f6e\u91cd\u590d\u58f0\u660e\u5b83\u3002<\/p>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong> \u53d8\u91cf\u6c61\u67d3\u3002\u5982\u679c\u60a8\u5728\u51fd\u6570\u4e2d\u4fee\u6539\u53d8\u91cf\uff0c\u5219\u6b64\u4fee\u6539\u5c06\u5728\u811a\u672c\u7684\u5176\u4f59\u90e8\u5206\u53ef\u89c1\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>$counter = 0;\n\n\/\/ \u9012\u589e\u5168\u5c40\u53d8\u91cf\nfunction incrementCounter() {\n  global $counter;\n  $counter++;\n}\n\n\/\/ \u5728\u811a\u672c\u7684\u4efb\u4f55\u4f4d\u7f6e\u8c03\u7528\u51fd\u6570\nincrementCounter();\necho $counter; \/\/ \u8f93\u51fa\uff1a1<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u901a\u8fc7\u8c03\u7528\u5168\u5c40\u51fd\u6570 <code>incrementCounter()<\/code> \u4fee\u6539\u4e86\u5168\u5c40\u53d8\u91cf <code>$counter<\/code>\u3002<\/p>\n<p><strong>\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u5168\u5c40\u4f5c\u7528\u57df\u7684\u7f3a\u70b9\uff0c\u5efa\u8bae\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<ul>\n<li>\u660e\u667a\u5730\u4f7f\u7528\u5168\u5c40\u51fd\u6570\u3002<\/li>\n<li>\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u6765\u907f\u514d\u540d\u79f0\u51b2\u7a81\u3002<\/li>\n<li>\u9650\u5236\u5bf9\u5168\u5c40\u53d8\u91cf\u7684\u8bbf\u95ee\u3002<\/li>\n<li>\u5b9a\u671f\u5ba1\u67e5\u548c\u7ef4\u62a4\u5168\u5c40\u51fd\u6570\u3002<\/li>\n<\/ul>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f\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,\u5168\u5c40\u4f5c\u7528\u57df\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f \u6765\u5230\u7c73\u4e91\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aPHP\u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 \u5168\u5c40\u4f5c\u7528\u57df\u51fd\u6570\u7684\u4f18\u70b9\u5305\u62ec\u4ee3\u7801\u590d\u7528\u6027\u3001\u7b80\u5316\u8bed\u6cd5\u548c\u4fbf\u4e8e\u6269\u5c55\uff0c\u7f3a\u70b9\u662f\u5b58\u5728\u540d\u79f0\u51b2\u7a81\u3001\u53d8\u91cf\u6c61\u67d3\u548c\u7ef4\u62a4\u56f0\u96be\u3002\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae\u660e\u667a\u5730\u4f7f\u7528\u5168\u5c40\u51fd\u6570\uff0c\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u907f\u514d\u540d\u79f0\u51b2\u7a81\uff0c\u9650\u5236\u5bf9\u5168\u5c40\u53d8\u91cf\u7684\u8bbf\u95ee\uff0c\u5e76\u5b9a\u671f\u5ba1\u67e5\u548c\u7ef4\u62a4\u5168\u5c40\u51fd\u6570\u3002 PHP \u51fd\u6570\u5168\u5c40\u4f5c\u7528\u57df\u7684\u4f18\u70b9\u548c\u7f3a\u70b9 \u5168\u5c40\u4f5c\u7528\u57df \u51fd\u6570\u7684\u5168\u5c40\u4f5c\u7528\u57df\u662f\u6307\u51fd\u6570\u53ef\u4ee5\u5728\u6574\u4e2a\u811a\u672c\u4e2d\u8bbf\u95ee\u3002\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a \u4f18\u70b9\uff1a \u4ee3\u7801\u590d\u7528\u6027\uff1a\u5168\u5c40\u51fd\u6570\u53ef\u4ee5\u4ece\u811a\u672c\u4e2d\u7684\u4efb\u4f55\u4f4d\u7f6e\u8bbf\u95ee\uff0c\u8fd9\u4f7f\u5f97\u4ee3\u7801\u590d\u7528\u53d8\u5f97\u5bb9\u6613\u3002 \u7b80\u5316\u8bed\u6cd5\uff1a\u65e0\u9700\u91cd\u590d\u58f0\u660e\u51fd\u6570\uff0c\u7b80\u5316\u4e86\u4ee3\u7801\u3002 \u5bb9\u6613\u6269\u5c55\uff1a\u5168\u5c40\u51fd\u6570\u5f88\u5bb9\u6613\u6dfb\u52a0\u6216\u5220\u9664\uff0c\u65e0\u9700\u4fee\u6539\u5176\u4ed6\u4ee3\u7801\u3002 \u7f3a\u70b9\uff1a \u540d\u79f0\u51b2\u7a81\uff1a\u591a\u4e2a\u51fd\u6570\u53ef\u80fd\u5177\u6709\u76f8\u540c\u7684\u540d\u79f0\uff0c\u5bfc\u81f4\u540d\u79f0\u51b2\u7a81\u548c\u4e0d\u53ef\u9884\u671f\u7684\u884c\u4e3a\u3002 \u53d8\u91cf\u6c61\u67d3\uff1a\u5168\u5c40\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u4efb\u4f55\u53d8\u91cf\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u7684\u53d8\u91cf\u4fee\u6539\u3002 \u7ef4\u62a4\u56f0\u96be\uff1a\u968f\u7740\u811a\u672c\u7684\u589e\u957f\uff0c\u5168\u5c40\u51fd\u6570\u4f1a\u53d8\u5f97\u96be\u4ee5\u7ef4\u62a4\u548c\u7ba1\u7406\u3002 \u5b9e\u6218\u6848\u4f8b \u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5168\u5c40\u51fd\u6570\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\uff1a \/\/ \u5b9a\u4e49\u4e00\u4e2a\u5168\u5c40\u51fd\u6570 function greet($name) { echo &#8220;Hello, $name!&#8221;; } \/\/ \u5728\u811a\u672c\u7684\u4efb\u4f55\u4f4d\u7f6e\u8bbf\u95ee\u5168\u5c40\u51fd\u6570 greet(&#8220;John&#8221;); greet(&#8220;Mary&#8221;); \u4f18\u70b9\uff1a \u4ee3\u7801\u590d\u7528\u6027\u3002\u60a8\u65e0\u9700\u4e3a\u6bcf\u4e2a\u4f7f\u7528\u8be5\u51fd\u6570\u7684\u4f4d\u7f6e\u91cd\u590d\u58f0\u660e\u5b83\u3002 \u7f3a\u70b9\uff1a \u53d8\u91cf\u6c61\u67d3\u3002\u5982\u679c\u60a8\u5728\u51fd\u6570\u4e2d\u4fee\u6539\u53d8\u91cf\uff0c\u5219\u6b64\u4fee\u6539\u5c06\u5728\u811a\u672c\u7684\u5176\u4f59\u90e8\u5206\u53ef\u89c1\u3002\u4f8b\u5982\uff1a $counter = 0; \/\/ \u9012\u589e\u5168\u5c40\u53d8\u91cf function incrementCounter() { global $counter; $counter++; } \/\/ \u5728\u811a\u672c\u7684\u4efb\u4f55\u4f4d\u7f6e\u8c03\u7528\u51fd\u6570 incrementCounter(); echo $counter; \/\/ \u8f93\u51fa\uff1a1 \u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u901a\u8fc7\u8c03\u7528\u5168\u5c40\u51fd\u6570 incrementCounter() [&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-48568","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48568","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=48568"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48568\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}