{"id":46740,"date":"2024-12-02T11:02:12","date_gmt":"2024-12-02T03:02:12","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46740\/"},"modified":"2024-12-02T11:02:12","modified_gmt":"2024-12-02T03:02:12","slug":"php-%e5%87%bd%e6%95%b0%e5%bc%82%e5%b8%b8%e5%a4%84%e7%90%86%e7%9a%84%e9%94%99%e8%af%af%e5%a4%84%e7%90%86%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46740\/","title":{"rendered":"PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236"},"content":{"rendered":"

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

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236<\/h1>\n

\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aPHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<\/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

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u673a\u5236\u662f\u4e00\u79cd\u5904\u7406\u5f02\u5e38\u7684\u65b9\u6cd5\uff0c\u901a\u8fc7\u629b\u51fa\u548c\u6355\u83b7\u5f02\u5e38\u5bf9\u8c61\u6765\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u548c\u6613\u7528\u6027\u3002\u9519\u8bef\u5904\u7406\u673a\u5236\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u629b\u51fa\u5f02\u5e38\uff1a\u51fd\u6570\u629b\u51fa\u5f02\u5e38\u65f6\uff0c\u4f1a\u89e6\u53d1 Exception \u5bf9\u8c61\u3002\u6355\u83b7\u5f02\u5e38\uff1a\u5982\u679c\u51fd\u6570\u5728 try \u5757\u4e2d\u6267\u884c\uff0c\u5219\u53ef\u4ee5\u6355\u83b7\u8be5\u5f02\u5e38\u3002\u5904\u7406\u5f02\u5e38\uff1a\u6355\u83b7\u5f02\u5e38\u540e\uff0c\u53ef\u4ee5\u5728 catch \u5757\u4e2d\u5904\u7406\u8be5\u5f02\u5e38\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236<\/h2>\n

\u7b80\u4ecb<\/strong><\/p>\n

\u51fd\u6570\u5f02\u5e38\u5904\u7406\u662f\u4e00\u79cd\u5728 PHP \u51fd\u6570\u4e2d\u5904\u7406\u5f02\u5e38\u7684\u673a\u5236\u3002\u5b83\u901a\u8fc7\u6355\u83b7\u5f02\u5e38\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u53ef\u5904\u7406\u7684\u5bf9\u8c61\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u548c\u6613\u7528\u6027\u3002<\/p>\n

\u9519\u8bef\u5904\u7406\u673a\u5236<\/strong><\/p>\n

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \u629b\u51fa\u5f02\u5e38\uff1a<\/strong>\u51fd\u6570\u629b\u51fa\u5f02\u5e38\u65f6\uff0c\u4f1a\u89e6\u53d1 Exception<\/code> \u5bf9\u8c61\u3002<\/li>\n
  2. \u6355\u83b7\u5f02\u5e38\uff1a<\/strong>\u5982\u679c\u51fd\u6570\u5728 try<\/code> \u5757\u4e2d\u6267\u884c\uff0c\u5219\u53ef\u4ee5\u6355\u83b7\u8be5\u5f02\u5e38\u3002<\/li>\n
  3. \u5904\u7406\u5f02\u5e38\uff1a<\/strong>\u6355\u83b7\u5f02\u5e38\u540e\uff0c\u53ef\u4ee5\u5728 catch<\/code> \u5757\u4e2d\u5904\u7406\u8be5\u5f02\u5e38\u3002<\/li>\n<\/ol>\n

    \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

    \u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u673a\u5236\u5904\u7406\u9519\u8bef\uff1a<\/p>\n

    <?php\n\nfunction divide($dividend, $divisor)\n{\n    try {\n        \/\/ \u68c0\u67e5\u9664\u6570\u662f\u5426\u4e3a\u96f6\n        if ($divisor == 0) {\n            throw new Exception(\"\u9664\u6570\u4e0d\u80fd\u4e3a\u96f6\");\n        }\n\n        \/\/ \u6267\u884c\u9664\u6cd5\u5e76\u8fd4\u56de\u7ed3\u679c\n        return $dividend \/ $divisor;\n    } catch (Exception $e) {\n        \/\/ \u5904\u7406\u5f02\u5e38\u5e76\u8fd4\u56de\u9519\u8bef\u6d88\u606f\n        return \"\u53d1\u751f\u5f02\u5e38\uff1a\" . $e->getMessage();\n    }\n}\n\n\/\/ \u8c03\u7528\u51fd\u6570\u5e76\u5904\u7406\u8fd4\u56de\u7684\u503c\n$result = divide(10, 2);\necho $result;  \/\/ \u8f93\u51fa\uff1a5\n\n\/\/ \u518d\u6b21\u8c03\u7528\u51fd\u6570\uff0c\u4f46\u629b\u51fa\u5f02\u5e38\n$result = divide(10, 0);\necho $result;  \/\/ \u8f93\u51fa\uff1a\u53d1\u751f\u5f02\u5e38\uff1a\u9664\u6570\u4e0d\u80fd\u4e3a\u96f6<\/pre>\n
    \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0cdivide<\/code> \u51fd\u6570\u629b\u51fa\u4e86\u4e00\u4e2a Exception<\/code> \u5f02\u5e38\uff0c\u8be5\u5f02\u5e38\u7531 catch<\/code> \u5757\u6355\u83b7\u5e76\u5904\u7406\u3002\u5982\u679c\u9664\u6570\u4e3a\u96f6\uff0c\u5c31\u4f1a\u629b\u51fa\u8be5\u5f02\u5e38\uff0c\u5e76\u4e14 return<\/code> \u8bed\u53e5\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u9519\u8bef\u6d88\u606f\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n
    \u7ed3\u8bba<\/strong><\/p>\n
    \u51fd\u6570\u5f02\u5e38\u5904\u7406\u673a\u5236\u63d0\u4f9b\u4e86\u5904\u7406 PHP \u51fd\u6570\u4e2d\u5f02\u5e38\u7684\u5f3a\u5927\u800c\u7075\u6d3b\u7684\u65b9\u5f0f\u3002\u901a\u8fc7\u629b\u51fa\u3001\u6355\u83b7\u548c\u5904\u7406\u5f02\u5e38\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u7f16\u5199\u66f4\u5065\u58ee\u548c\u66f4\u6613\u4e8e\u7ef4\u62a4\u7684\u4ee3\u7801\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ephp,\u5f02\u5e38\u5904\u7406\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236 \u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aPHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\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 \u51fd\u6570\u5f02\u5e38\u5904\u7406\u673a\u5236\u662f\u4e00\u79cd\u5904\u7406\u5f02\u5e38\u7684\u65b9\u6cd5\uff0c\u901a\u8fc7\u629b\u51fa\u548c\u6355\u83b7\u5f02\u5e38\u5bf9\u8c61\u6765\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u548c\u6613\u7528\u6027\u3002\u9519\u8bef\u5904\u7406\u673a\u5236\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u629b\u51fa\u5f02\u5e38\uff1a\u51fd\u6570\u629b\u51fa\u5f02\u5e38\u65f6\uff0c\u4f1a\u89e6\u53d1 Exception \u5bf9\u8c61\u3002\u6355\u83b7\u5f02\u5e38\uff1a\u5982\u679c\u51fd\u6570\u5728 try \u5757\u4e2d\u6267\u884c\uff0c\u5219\u53ef\u4ee5\u6355\u83b7\u8be5\u5f02\u5e38\u3002\u5904\u7406\u5f02\u5e38\uff1a\u6355\u83b7\u5f02\u5e38\u540e\uff0c\u53ef\u4ee5\u5728 catch \u5757\u4e2d\u5904\u7406\u8be5\u5f02\u5e38\u3002 PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236 \u7b80\u4ecb \u51fd\u6570\u5f02\u5e38\u5904\u7406\u662f\u4e00\u79cd\u5728 PHP \u51fd\u6570\u4e2d\u5904\u7406\u5f02\u5e38\u7684\u673a\u5236\u3002\u5b83\u901a\u8fc7\u6355\u83b7\u5f02\u5e38\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u53ef\u5904\u7406\u7684\u5bf9\u8c61\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u548c\u6613\u7528\u6027\u3002 \u9519\u8bef\u5904\u7406\u673a\u5236 PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u7684\u9519\u8bef\u5904\u7406\u673a\u5236\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a \u629b\u51fa\u5f02\u5e38\uff1a\u51fd\u6570\u629b\u51fa\u5f02\u5e38\u65f6\uff0c\u4f1a\u89e6\u53d1 Exception \u5bf9\u8c61\u3002 \u6355\u83b7\u5f02\u5e38\uff1a\u5982\u679c\u51fd\u6570\u5728 try \u5757\u4e2d\u6267\u884c\uff0c\u5219\u53ef\u4ee5\u6355\u83b7\u8be5\u5f02\u5e38\u3002 \u5904\u7406\u5f02\u5e38\uff1a\u6355\u83b7\u5f02\u5e38\u540e\uff0c\u53ef\u4ee5\u5728 catch \u5757\u4e2d\u5904\u7406\u8be5\u5f02\u5e38\u3002 \u5b9e\u6218\u6848\u4f8b \u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528 PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u673a\u5236\u5904\u7406\u9519\u8bef\uff1a <?php function divide($dividend, $divisor) { try { \/\/ \u68c0\u67e5\u9664\u6570\u662f\u5426\u4e3a\u96f6 if ($divisor == 0) { throw new Exception(“\u9664\u6570\u4e0d\u80fd\u4e3a\u96f6”); } \/\/ \u6267\u884c\u9664\u6cd5\u5e76\u8fd4\u56de\u7ed3\u679c 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-46740","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46740","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=46740"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46740\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46740"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46740"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}