{"id":47717,"date":"2024-12-02T09:12:56","date_gmt":"2024-12-02T01:12:56","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47717\/"},"modified":"2024-12-02T09:12:56","modified_gmt":"2024-12-02T01:12:56","slug":"php-%e5%87%bd%e6%95%b0%e5%a6%82%e4%bd%95%e5%90%91%e7%ac%ac%e4%b8%89%e6%96%b9%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e6%89%a9%e5%b1%95%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47717\/","title":{"rendered":"PHP \u51fd\u6570\u5982\u4f55\u5411\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u6269\u5c55\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

PHP \u51fd\u6570\u5982\u4f55\u5411\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u6269\u5c55\uff1f<\/h1>\n

\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5206\u4eab\u300aPHP \u51fd\u6570\u5982\u4f55\u5411\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u6269\u5c55\uff1f\u300b\uff0c\u8986\u76d6\u4e86\u6587\u7ae0\u7684\u5e38\u89c1\u57fa\u7840\u77e5\u8bc6\uff0c\u5176\u5b9e\u4e00\u4e2a\u8bed\u8a00\u7684\u5168\u90e8\u77e5\u8bc6\u70b9\u4e00\u7bc7\u6587\u7ae0\u662f\u4e0d\u53ef\u80fd\u8bf4\u5b8c\u7684\uff0c\u4f46\u5e0c\u671b\u901a\u8fc7\u8fd9\u4e9b\u95ee\u9898\uff0c\u8ba9\u8bfb\u8005\u5bf9\u81ea\u5df1\u7684\u638c\u63e1\u7a0b\u5ea6\u6709\u4e00\u5b9a\u7684\u8ba4\u8bc6(B \u6570)\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u66f4\u597d\u7684\u638c\u63e1\u5b83\u3002<\/p>\n

\u901a\u8fc7\u7f16\u5199\u81ea\u5df1\u7684\u51fd\u6570\u5e76\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5176\u6838\u5fc3\u4ee3\u7801\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u5b9a\u4e49\u51fd\u6570\uff0c\u5373\u521b\u5efa\u81ea\u5df1\u7684 PHP \u51fd\u6570\u3002\u6ce8\u518c\u51fd\u6570\uff0c\u4f7f\u7528 register_shutdown_function() \u51fd\u6570\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\u8c03\u7528\u51fd\u6570\uff0c\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8c03\u7528\u6ce8\u518c\u51fd\u6570\uff0c\u5c31\u597d\u50cf\u5b83\u662f\u8be5\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u7684\u4e00\u90e8\u5206\u4e00\u6837\u3002<\/p>\n

\"PHP<\/p>\n

\u5229\u7528 PHP \u51fd\u6570\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f<\/strong><\/p>\n

PHP \u63d0\u4f9b\u4e86\u51e0\u79cd\u65b9\u6cd5\u6765\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f7f\u7528\u81ea\u5b9a\u4e49\u51fd\u6570\u662f\u5176\u4e2d\u4e00\u79cd\u4fbf\u6377\u7684\u65b9\u5f0f\u3002\u901a\u8fc7\u7f16\u5199\u81ea\u5df1\u7684\u51fd\u6570\u5e76\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6269\u5c55\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5176\u6838\u5fc3\u4ee3\u7801\u3002<\/p>\n

\u6b65\u9aa4\uff1a<\/strong><\/p>\n

1. \u5b9a\u4e49\u51fd\u6570<\/strong><\/p>\n

\u521b\u5efa\u60a8\u7684 PHP \u51fd\u6570\uff0c\u5c31\u50cf\u7f16\u5199\u4efb\u4f55\u5176\u4ed6 PHP \u51fd\u6570\u4e00\u6837\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u7528\u4e8e\u8ba1\u7b97\u5b57\u7b26\u4e32\u957f\u5ea6\u7684\u7b80\u5355\u51fd\u6570\uff1a<\/p>\n

function get_string_length($string) {\n  return strlen($string);\n}<\/pre>\n
2. \u6ce8\u518c\u51fd\u6570<\/strong><\/p>\n
\u4e00\u65e6\u5b9a\u4e49\u4e86\u51fd\u6570\uff0c\u5373\u53ef\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\u4e3a\u6b64\uff0c\u53ef\u4ee5\u4f7f\u7528 register_shutdown_function()<\/code> \u51fd\u6570\u3002<\/p>\n
register_shutdown_function('my_custom_function');<\/pre>\n
3. \u8c03\u7528\u51fd\u6570<\/strong><\/p>\n
\u6ce8\u518c\u51fd\u6570\u540e\uff0c\u60a8\u53ef\u4ee5\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8c03\u7528\u8be5\u51fd\u6570\uff0c\u5c31\u597d\u50cf\u5b83\u662f\u8be5\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u7684\u4e00\u90e8\u5206\u4e00\u6837\u3002\u4f8b\u5982\uff0c\u8981\u5728\u8f93\u51fa\u7f13\u51b2\u533a\u4e2d\u663e\u793a\u5b57\u7b26\u4e32\u957f\u5ea6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
ob_start();\necho get_string_length('Hello world!');\n$output = ob_get_clean();<\/pre>\n
\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n
\u5047\u8bbe\u60a8\u6709\u4e00\u4e2a\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\uff0c\u5b83\u4f1a\u4ece\u6570\u636e\u5e93\u4e2d\u63d0\u53d6\u6587\u672c\u6570\u636e\u3002\u60a8\u9700\u8981\u6269\u5c55\u6b64\u5e94\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u663e\u793a\u6570\u636e\u4e4b\u524d\u5bf9\u5176\u8fdb\u884c\u6e05\u7406\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b PHP \u51fd\u6570\u5c06\u5176\u4f5c\u4e3a\u6269\u5c55\uff1a<\/p>\n
function clean_text($text) {\n  \/\/ \u6e05\u7406\u6587\u672c\u7684\u4ee3\u7801\n  return $text;\n}<\/pre>\n
\u7136\u540e\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u6ce8\u518c\u51fd\u6570\u548c\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u4ece\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8c03\u7528\u51fd\u6570\u6765\u6269\u5c55\u5e94\u7528\u7a0b\u5e8f\uff1a<\/p>\n
register_shutdown_function('clean_text');\n\/\/ \u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u6570\u636e\u5e76\u663e\u793a\uff08\u5df2\u7531 clean_text() \u51fd\u6570\u6e05\u7406\uff09\necho $data;<\/pre>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5176\u6e90\u4ee3\u7801\u3002<\/p>\n
\u4eca\u5929\u5173\u4e8e\u300aPHP \u51fd\u6570\u5982\u4f55\u5411\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u6269\u5c55\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u7c73\u4e91\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP \u51fd\u6570\u5982\u4f55\u5411\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u6269\u5c55\uff1f \u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5206\u4eab\u300aPHP \u51fd\u6570\u5982\u4f55\u5411\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u6269\u5c55\uff1f\u300b\uff0c\u8986\u76d6\u4e86\u6587\u7ae0\u7684\u5e38\u89c1\u57fa\u7840\u77e5\u8bc6\uff0c\u5176\u5b9e\u4e00\u4e2a\u8bed\u8a00\u7684\u5168\u90e8\u77e5\u8bc6\u70b9\u4e00\u7bc7\u6587\u7ae0\u662f\u4e0d\u53ef\u80fd\u8bf4\u5b8c\u7684\uff0c\u4f46\u5e0c\u671b\u901a\u8fc7\u8fd9\u4e9b\u95ee\u9898\uff0c\u8ba9\u8bfb\u8005\u5bf9\u81ea\u5df1\u7684\u638c\u63e1\u7a0b\u5ea6\u6709\u4e00\u5b9a\u7684\u8ba4\u8bc6(B \u6570)\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u66f4\u597d\u7684\u638c\u63e1\u5b83\u3002 \u901a\u8fc7\u7f16\u5199\u81ea\u5df1\u7684\u51fd\u6570\u5e76\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5176\u6838\u5fc3\u4ee3\u7801\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u5b9a\u4e49\u51fd\u6570\uff0c\u5373\u521b\u5efa\u81ea\u5df1\u7684 PHP \u51fd\u6570\u3002\u6ce8\u518c\u51fd\u6570\uff0c\u4f7f\u7528 register_shutdown_function() \u51fd\u6570\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\u8c03\u7528\u51fd\u6570\uff0c\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8c03\u7528\u6ce8\u518c\u51fd\u6570\uff0c\u5c31\u597d\u50cf\u5b83\u662f\u8be5\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u7684\u4e00\u90e8\u5206\u4e00\u6837\u3002 \u5229\u7528 PHP \u51fd\u6570\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f PHP \u63d0\u4f9b\u4e86\u51e0\u79cd\u65b9\u6cd5\u6765\u6269\u5c55\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f7f\u7528\u81ea\u5b9a\u4e49\u51fd\u6570\u662f\u5176\u4e2d\u4e00\u79cd\u4fbf\u6377\u7684\u65b9\u5f0f\u3002\u901a\u8fc7\u7f16\u5199\u81ea\u5df1\u7684\u51fd\u6570\u5e76\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6269\u5c55\u5e94\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5176\u6838\u5fc3\u4ee3\u7801\u3002 \u6b65\u9aa4\uff1a 1. \u5b9a\u4e49\u51fd\u6570 \u521b\u5efa\u60a8\u7684 PHP \u51fd\u6570\uff0c\u5c31\u50cf\u7f16\u5199\u4efb\u4f55\u5176\u4ed6 PHP \u51fd\u6570\u4e00\u6837\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u7528\u4e8e\u8ba1\u7b97\u5b57\u7b26\u4e32\u957f\u5ea6\u7684\u7b80\u5355\u51fd\u6570\uff1a function get_string_length($string) { return strlen($string); } 2. \u6ce8\u518c\u51fd\u6570 \u4e00\u65e6\u5b9a\u4e49\u4e86\u51fd\u6570\uff0c\u5373\u53ef\u5c06\u5176\u6ce8\u518c\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\u4e3a\u6b64\uff0c\u53ef\u4ee5\u4f7f\u7528 register_shutdown_function() \u51fd\u6570\u3002 register_shutdown_function(‘my_custom_function’); 3. \u8c03\u7528\u51fd\u6570 \u6ce8\u518c\u51fd\u6570\u540e\uff0c\u60a8\u53ef\u4ee5\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8c03\u7528\u8be5\u51fd\u6570\uff0c\u5c31\u597d\u50cf\u5b83\u662f\u8be5\u5e94\u7528\u7a0b\u5e8f\u672c\u8eab\u7684\u4e00\u90e8\u5206\u4e00\u6837\u3002\u4f8b\u5982\uff0c\u8981\u5728\u8f93\u51fa\u7f13\u51b2\u533a\u4e2d\u663e\u793a\u5b57\u7b26\u4e32\u957f\u5ea6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a ob_start(); echo get_string_length(‘Hello world!’); $output = ob_get_clean(); \u5b9e\u6218\u6848\u4f8b\uff1a \u5047\u8bbe\u60a8\u6709\u4e00\u4e2a\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\uff0c\u5b83\u4f1a\u4ece\u6570\u636e\u5e93\u4e2d\u63d0\u53d6\u6587\u672c\u6570\u636e\u3002\u60a8\u9700\u8981\u6269\u5c55\u6b64\u5e94\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5728\u663e\u793a\u6570\u636e\u4e4b\u524d\u5bf9\u5176\u8fdb\u884c\u6e05\u7406\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b PHP \u51fd\u6570\u5c06\u5176\u4f5c\u4e3a\u6269\u5c55\uff1a function clean_text($text) { \/\/ \u6e05\u7406\u6587\u672c\u7684\u4ee3\u7801 return […]<\/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-47717","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47717","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=47717"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47717\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47717"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47717"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47717"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}