{"id":49334,"date":"2024-12-02T09:35:13","date_gmt":"2024-12-02T01:35:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/49334\/"},"modified":"2024-12-02T09:35:13","modified_gmt":"2024-12-02T01:35:13","slug":"php%e5%87%bd%e6%95%b0%e8%b0%83%e7%94%a8%e4%b8%ad%e5%85%a8%e5%b1%80%e5%8f%98%e9%87%8f%e6%97%a0%e6%b3%95%e8%ae%bf%e9%97%ae%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/49334\/","title":{"rendered":"PHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n<p>\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241129\/1732876245674997d52c8e9.jpg\" class=\"aligncenter\" title=\"PHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f\u63d2\u56fe\" alt=\"PHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>php \u6587\u4ef6\u4e2d\u51fd\u6570\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8c03\u7528<\/strong><\/p>\n<p>\u5728 php \u4e2d\uff0c\u51fd\u6570\u5185\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\u5168\u5c40\u53d8\u91cf\uff0c\u9664\u975e\u8be5\u53d8\u91cf\u5df2\u7ecf\u901a\u8fc7 global \u5173\u952e\u5b57\u58f0\u660e\u3002\u5f53\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u51fd\u6570\u8c03\u7528\u53e6\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u51fd\u6570\u65f6\uff0c\u5982\u679c\u8981\u8bbf\u95ee\u540e\u8005\u5305\u542b\u6587\u4ef6\u7684\u5168\u5c40\u53d8\u91cf\uff0c\u4f1a\u51fa\u73b0\u65e0\u6cd5\u8c03\u7528\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a php \u7684\u4f5c\u7528\u57df\u89c4\u5219\u3002\u53d8\u91cf\u7684\u4f5c\u7528\u57df\u662f\u6307\u5b83\u53ef\u4ee5\u88ab\u8bbf\u95ee\u7684\u8303\u56f4\u3002\u5168\u5c40\u53d8\u91cf\u5728\u6574\u4e2a\u6587\u4ef6\u4e2d\u90fd\u662f\u53ef\u8bbf\u95ee\u7684\uff0c\u800c\u5c40\u90e8\u53d8\u91cf\u4ec5\u9650\u4e8e\u5b9a\u4e49\u5b83\u7684\u51fd\u6570\u5185\u3002\u5f53\u51fd\u6570\u5d4c\u5957\u8c03\u7528\u65f6\uff0c\u5b50\u51fd\u6570\u7ee7\u627f\u4e86\u7236\u51fd\u6570\u7684\u4f5c\u7528\u57df\uff0c\u4f46\u7236\u51fd\u6570\u65e0\u6cd5\u8bbf\u95ee\u5b50\u51fd\u6570\u7684\u4f5c\u7528\u57df\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5728\u8c03\u7528\u6587\u4ef6\u4e2d\u7684\u51fd\u6570\u4e4b\u5916\u5305\u542b\u5fc5\u8981\u7684\u5168\u5c40\u53d8\u91cf\u3002\u4ee5\u4e0b\u9762\u7684\u4ee3\u7801\u4e3a\u4f8b\uff1a<\/p>\n<pre>\/\/ a.php\nfunction call_b() {\n  require_once(\"b.php\");\n  test();\n}\n\n\/\/ b.php\nfunction test() {\n  echo $c_global; \/\/ \u65e0\u6cd5\u8bbf\u95ee c.php \u4e2d\u7684\u5168\u5c40\u53d8\u91cf\n}\n\n\/\/ c.php\n$c_global = \"c file global variable\";<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0ca.php \u4e2d\u7684 call_b() \u51fd\u6570\u8c03\u7528\u4e86 b.php \u4e2d\u7684 test() \u51fd\u6570\u3002\u4f46\u662f\uff0ctest() \u51fd\u6570\u65e0\u6cd5\u8bbf\u95ee c.php \u4e2d\u7684 $c_global \u5168\u5c40\u53d8\u91cf\uff0c\u56e0\u4e3a $c_global \u4e0d\u5728 test() \u51fd\u6570\u7684\u4f5c\u7528\u57df\u5185\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5c06 require_once(&#8220;c.php&#8221;); \u8bed\u53e5\u79fb\u5230 test() \u51fd\u6570\u4e4b\u5916\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>\/\/ b.php\nrequire_once(\"c.php\");\n\nfunction test() {\n  echo $c_global; \/\/ \u53ef\u4ee5\u8bbf\u95ee c.php \u4e2d\u7684 $c_global \u53d8\u91cf\n}<\/pre>\n<p>\u73b0\u5728\uff0ctest() \u51fd\u6570\u53ef\u4ee5\u5728\u5176\u4f5c\u7528\u57df\u5185\u8bbf\u95ee $c_global \u53d8\u91cf\u3002<\/p>\n<p>\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300aPHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f\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\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f \u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aPHP\u51fd\u6570\u8c03\u7528\u4e2d\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8bbf\u95ee\u5982\u4f55\u89e3\u51b3\uff1f\u300b\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~ php \u6587\u4ef6\u4e2d\u51fd\u6570\u5168\u5c40\u53d8\u91cf\u65e0\u6cd5\u8c03\u7528 \u5728 php \u4e2d\uff0c\u51fd\u6570\u5185\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\u5168\u5c40\u53d8\u91cf\uff0c\u9664\u975e\u8be5\u53d8\u91cf\u5df2\u7ecf\u901a\u8fc7 global \u5173\u952e\u5b57\u58f0\u660e\u3002\u5f53\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u51fd\u6570\u8c03\u7528\u53e6\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7684\u51fd\u6570\u65f6\uff0c\u5982\u679c\u8981\u8bbf\u95ee\u540e\u8005\u5305\u542b\u6587\u4ef6\u7684\u5168\u5c40\u53d8\u91cf\uff0c\u4f1a\u51fa\u73b0\u65e0\u6cd5\u8c03\u7528\u7684\u60c5\u51b5\u3002 \u8fd9\u662f\u56e0\u4e3a php \u7684\u4f5c\u7528\u57df\u89c4\u5219\u3002\u53d8\u91cf\u7684\u4f5c\u7528\u57df\u662f\u6307\u5b83\u53ef\u4ee5\u88ab\u8bbf\u95ee\u7684\u8303\u56f4\u3002\u5168\u5c40\u53d8\u91cf\u5728\u6574\u4e2a\u6587\u4ef6\u4e2d\u90fd\u662f\u53ef\u8bbf\u95ee\u7684\uff0c\u800c\u5c40\u90e8\u53d8\u91cf\u4ec5\u9650\u4e8e\u5b9a\u4e49\u5b83\u7684\u51fd\u6570\u5185\u3002\u5f53\u51fd\u6570\u5d4c\u5957\u8c03\u7528\u65f6\uff0c\u5b50\u51fd\u6570\u7ee7\u627f\u4e86\u7236\u51fd\u6570\u7684\u4f5c\u7528\u57df\uff0c\u4f46\u7236\u51fd\u6570\u65e0\u6cd5\u8bbf\u95ee\u5b50\u51fd\u6570\u7684\u4f5c\u7528\u57df\u3002 \u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5728\u8c03\u7528\u6587\u4ef6\u4e2d\u7684\u51fd\u6570\u4e4b\u5916\u5305\u542b\u5fc5\u8981\u7684\u5168\u5c40\u53d8\u91cf\u3002\u4ee5\u4e0b\u9762\u7684\u4ee3\u7801\u4e3a\u4f8b\uff1a \/\/ a.php function call_b() { require_once(&#8220;b.php&#8221;); test(); } \/\/ b.php function test() { echo $c_global; \/\/ \u65e0\u6cd5\u8bbf\u95ee c.php \u4e2d\u7684\u5168\u5c40\u53d8\u91cf } \/\/ c.php $c_global = &#8220;c file global variable&#8221;; \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0ca.php \u4e2d\u7684 call_b() \u51fd\u6570\u8c03\u7528\u4e86 b.php \u4e2d\u7684 test() \u51fd\u6570\u3002\u4f46\u662f\uff0ctest() \u51fd\u6570\u65e0\u6cd5\u8bbf\u95ee c.php \u4e2d\u7684 $c_global \u5168\u5c40\u53d8\u91cf\uff0c\u56e0\u4e3a $c_global [&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-49334","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/49334","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=49334"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/49334\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=49334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=49334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=49334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}