{"id":48024,"date":"2024-12-02T11:34:14","date_gmt":"2024-12-02T03:34:14","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48024\/"},"modified":"2024-12-02T11:34:14","modified_gmt":"2024-12-02T03:34:14","slug":"php%e5%87%bd%e6%95%b0%e4%b8%ad%e5%bc%82%e5%b8%b8%e5%a4%84%e7%90%86%e7%9a%84%e6%9c%aa%e6%9d%a5%e5%8f%91%e5%b1%95%e8%b6%8b%e5%8a%bf%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48024\/","title":{"rendered":"PHP\u51fd\u6570\u4e2d\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

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

PHP\u51fd\u6570\u4e2d\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f<\/h1>\n

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aPHP\u51fd\u6570\u4e2d\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n

\"PHP\u51fd\u6570\u4e2d\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f\u63d2\u56fe\"<\/p>\n

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\uff1a\u9519\u8bef\u5904\u7406\u66ff\u4ee3\u65b9\u6848<\/strong><\/p>\n

\u5728 PHP \u4e2d\u5904\u7406\u51fd\u6570\u5f02\u5e38\u4e00\u76f4\u662f\u4e00\u4e2a\u6709\u4e89\u8bae\u7684\u8bdd\u9898\u3002\u4f20\u7edf\u4e0a\uff0c\u6211\u4eec\u4f7f\u7528\u9519\u8bef\u5904\u7406\u6765\u7ba1\u7406\u9519\u8bef\uff0c\u4f46\u5b83\u6709\u8bb8\u591a\u7f3a\u70b9\u3002\u968f\u7740 PHP \u7684\u53d1\u5c55\uff0c\u51fa\u73b0\u4e86\u66f4\u65b0\u3001\u66f4\u5065\u58ee\u7684\u66ff\u4ee3\u65b9\u6848\u3002<\/p>\n

\u629b\u51fa\u5f02\u5e38<\/strong><\/p>\n

PHP 7 \u5f15\u5165\u4e86\u629b\u51fa\u5f02\u5e38\u7684\u673a\u5236\uff0c\u5141\u8bb8\u51fd\u6570\u663e\u5f0f\u629b\u51fa Exception<\/code> \u6216 Error<\/code> \u5bf9\u8c61\u3002\u8fd9\u63d0\u4f9b\u4e86\u6bd4\u9519\u8bef\u5904\u7406\u66f4\u7cbe\u786e\u548c\u7ed3\u6784\u5316\u7684\u9519\u8bef\u5904\u7406\u65b9\u5f0f\u3002<\/p>\n

function divide($dividend, $divisor)\n{\n    if ($divisor === 0) {\n        throw new Exception('Division by zero is undefined');\n    }\n\n    return $dividend \/ $divisor;\n}<\/pre>\n
try-catch \u5757<\/strong><\/p>\n
try-catch<\/code> \u5757\u5141\u8bb8\u6211\u4eec\u6355\u83b7\u548c\u5904\u7406\u629b\u51fa\u7684\u5f02\u5e38\u3002\u8fd9\u6709\u52a9\u4e8e\u4fdd\u6301\u4ee3\u7801\u7684\u7ec4\u7ec7\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n
try {\n    $result = divide(10, 2);\n} catch (Exception $e) {\n    echo 'An error occurred: ' . $e->getMessage();\n}<\/pre>\n
Error Handling v2<\/strong><\/p>\n
PHP 8 \u5f15\u5165\u4e86 Error Handling v2\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u7edf\u4e00\u7684\u9519\u8bef\u548c\u5f02\u5e38\u5904\u7406\u7cfb\u7edf\u3002\u5b83\u7b80\u5316\u4e86\u9519\u8bef\u5904\u7406\u5e76\u5141\u8bb8\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\u7a0b\u5e8f\u3002<\/p>\n
\u5b9e\u6218\u6848\u4f8b\uff1a\u9a8c\u8bc1\u8868\u5355\u8f93\u5165<\/strong><\/p>\n
\u8003\u8651\u4e00\u4e2a\u9a8c\u8bc1\u8868\u5355\u8f93\u5165\u7684\u4f8b\u5b50\u3002\u4f20\u7edf\u4e0a\uff0c\u6211\u4eec\u4f7f\u7528\u9519\u8bef\u5904\u7406\u6765\u62a5\u544a\u9a8c\u8bc1\u9519\u8bef\u3002\u7136\u800c\uff0c\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u63d0\u4f9b\u4e86\u66f4\u7b80\u6d01\u548c\u53ef\u7ef4\u62a4\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n
function validateInput($name, $email)\n{\n    if (empty($name)) {\n        throw new Exception('Name cannot be empty');\n    }\n\n    if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {\n        throw new Exception('Invalid email address');\n    }\n}<\/pre>\n
\u7ed3\u8bba<\/strong><\/p>\n
\u629b\u51fa\u5f02\u5e38\u3001try-catch \u5757\u548c Error Handling v2 \u7b49\u65b0\u673a\u5236\u4e3a PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u9009\u62e9\u3002\u8fd9\u4e9b\u66ff\u4ee3\u65b9\u6848\u63d0\u4f9b\u4e86\u66f4\u7cbe\u786e\u3001\u66f4\u5065\u58ee\u548c\u66f4\u53ef\u7ef4\u62a4\u7684\u9519\u8bef\u5904\u7406\uff0c\u4ece\u800c\u6539\u5584\u4e86 PHP \u4ee3\u7801\u7684\u8d28\u91cf\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP\u51fd\u6570\u4e2d\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aPHP\u51fd\u6570\u4e2d\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01 PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u672a\u6765\uff1a\u9519\u8bef\u5904\u7406\u66ff\u4ee3\u65b9\u6848 \u5728 PHP \u4e2d\u5904\u7406\u51fd\u6570\u5f02\u5e38\u4e00\u76f4\u662f\u4e00\u4e2a\u6709\u4e89\u8bae\u7684\u8bdd\u9898\u3002\u4f20\u7edf\u4e0a\uff0c\u6211\u4eec\u4f7f\u7528\u9519\u8bef\u5904\u7406\u6765\u7ba1\u7406\u9519\u8bef\uff0c\u4f46\u5b83\u6709\u8bb8\u591a\u7f3a\u70b9\u3002\u968f\u7740 PHP \u7684\u53d1\u5c55\uff0c\u51fa\u73b0\u4e86\u66f4\u65b0\u3001\u66f4\u5065\u58ee\u7684\u66ff\u4ee3\u65b9\u6848\u3002 \u629b\u51fa\u5f02\u5e38 PHP 7 \u5f15\u5165\u4e86\u629b\u51fa\u5f02\u5e38\u7684\u673a\u5236\uff0c\u5141\u8bb8\u51fd\u6570\u663e\u5f0f\u629b\u51fa Exception \u6216 Error \u5bf9\u8c61\u3002\u8fd9\u63d0\u4f9b\u4e86\u6bd4\u9519\u8bef\u5904\u7406\u66f4\u7cbe\u786e\u548c\u7ed3\u6784\u5316\u7684\u9519\u8bef\u5904\u7406\u65b9\u5f0f\u3002 function divide($dividend, $divisor) { if ($divisor === 0) { throw new Exception(‘Division by zero is undefined’); } return $dividend \/ $divisor; } try-catch \u5757 try-catch \u5757\u5141\u8bb8\u6211\u4eec\u6355\u83b7\u548c\u5904\u7406\u629b\u51fa\u7684\u5f02\u5e38\u3002\u8fd9\u6709\u52a9\u4e8e\u4fdd\u6301\u4ee3\u7801\u7684\u7ec4\u7ec7\u6027\u548c\u53ef\u8bfb\u6027\u3002 try { $result = divide(10, 2); } catch (Exception $e) { echo […]<\/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-48024","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48024","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=48024"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48024\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}