{"id":47447,"date":"2024-12-02T11:03:18","date_gmt":"2024-12-02T03:03:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47447\/"},"modified":"2024-12-02T11:03:18","modified_gmt":"2024-12-02T03:03:18","slug":"php-%e5%87%bd%e6%95%b0%e5%bc%82%e5%b8%b8%e5%a4%84%e7%90%86%e4%b8%8e%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96%e4%b9%8b%e9%97%b4%e7%9a%84%e6%9d%83%e8%a1%a1","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47447\/","title":{"rendered":"PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861"},"content":{"rendered":"

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

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861<\/h1>\n

\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aPHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n

PHP \u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u5b58\u5728\u6743\u8861\u3002\u4f18\u70b9\u5305\u62ec\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u5065\u58ee\u6027\uff0c\u4f46\u7f3a\u70b9\u662f\u6027\u80fd\u5f00\u9500\u3002\u4e3a\u4e86\u4f18\u5316\u6027\u80fd\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u6280\u5de7\uff1a\u4ec5\u5728\u5fc5\u8981\u65f6\u629b\u51fa\u5f02\u5e38\u3001\u4ec5\u6355\u83b7\u5fc5\u8981\u7684\u5f02\u5e38\u3001\u4f7f\u7528 try-catch \u5757\u548c catch-all \u5757\u3002\u901a\u8fc7\u6743\u8861\u5229\u5f0a\u548c\u91c7\u7528\u4f18\u5316\u6280\u5de7\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e24\u8005\u4e4b\u95f4\u7684\u5e73\u8861\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861<\/h2>\n

\u5728 PHP \u4e2d\u5904\u7406\u5f02\u5e38\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u5065\u58ee\u6027\u3002\u7136\u800c\uff0c\u4f7f\u7528\u5f02\u5e38\u4e5f\u53ef\u80fd\u5e26\u6765\u6027\u80fd\u5f00\u9500\u3002\u4e86\u89e3\u4e24\u8005\u4e4b\u95f4\u7684\u6743\u8861\u81f3\u5173\u91cd\u8981\uff0c\u4ee5\u505a\u51fa\u660e\u667a\u7684\u6743\u8861\u3002<\/p>\n

\u5f02\u5e38\u5904\u7406\u7684\u5229\u5f0a<\/h3>\n

\u5229\uff1a<\/strong><\/p>\n

    \n
  • \u589e\u5f3a\u53ef\u8bfb\u6027\uff1a<\/strong> \u5f02\u5e38\u5904\u7406\u6e05\u6670\u5730\u6807\u8bc6\u9519\u8bef\u60c5\u51b5\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/li>\n
  • \u63d0\u9ad8\u5065\u58ee\u6027\uff1a<\/strong> \u5f02\u5e38\u5904\u7406\u53ef\u4ee5\u9632\u6b62\u5e94\u7528\u7a0b\u5e8f\u5728\u9047\u5230\u672a\u9884\u671f\u7684\u9519\u8bef\u65f6\u5d29\u6e83\uff0c\u5927\u5927\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u3002<\/li>\n<\/ul>\n

    \u5f0a\uff1a<\/strong><\/p>\n

      \n
    • \u6027\u80fd\u5f00\u9500\uff1a<\/strong> \u5f02\u5e38\u5904\u7406\u6d89\u53ca\u521b\u5efa\u3001\u629b\u51fa\u548c\u6355\u83b7\u5f02\u5e38\u5bf9\u8c61\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5e26\u6765\u989d\u5916\u7684\u5f00\u9500\u3002<\/li>\n
    • \u4ee3\u7801\u590d\u6742\u6027\uff1a<\/strong> \u5f02\u5e38\u5904\u7406\u4f1a\u589e\u52a0\u4ee3\u7801\u7684\u590d\u6742\u6027\uff0c\u7279\u522b\u662f\u5f53\u60a8\u9700\u8981\u5904\u7406\u591a\u4e2a\u5f02\u5e38\u7c7b\u578b\u65f6\u3002<\/li>\n<\/ul>\n

      \u6027\u80fd\u4f18\u5316\u6280\u5de7<\/h3>\n

      \u4e3a\u4e86\u6700\u5c0f\u5316\u5f02\u5e38\u5904\u7406\u7684\u6027\u80fd\u5f00\u9500\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u6280\u5de7\uff1a<\/p>\n

        \n
      • \u4ec5\u5728\u5fc5\u8981\u65f6\u629b\u51fa\u5f02\u5e38\uff1a<\/strong> \u907f\u514d\u5728\u53d1\u751f\u53ef\u6062\u590d\u9519\u8bef\u7684\u60c5\u51b5\u4e0b\u629b\u51fa\u5f02\u5e38\u3002\u8003\u8651\u4f7f\u7528\u89e6\u53d1\u9519\u8bef\u6216\u8b66\u544a\u3002<\/li>\n
      • \u4ec5\u6355\u83b7\u5fc5\u8981\u7684\u5f02\u5e38\uff1a<\/strong> \u907f\u514d\u6355\u83b7\u6240\u6709\u5f02\u5e38\u3002\u53ea\u6355\u83b7\u60a8\u9700\u8981\u5904\u7406\u7684\u7279\u5b9a\u5f02\u5e38\u7c7b\u578b\u3002<\/li>\n
      • \u4f7f\u7528 try-catch<\/code> \u5757\uff1a<\/strong> \u5bf9\u4e8e\u9700\u8981\u5927\u91cf\u5f02\u5e38\u5904\u7406\u7684\u4ee3\u7801\uff0c\u8bf7\u4f7f\u7528 try-catch<\/code> \u5757\u3002\u5b83\u53ef\u4ee5\u63d0\u9ad8\u5904\u7406\u591a\u4e2a\u5f02\u5e38\u7684\u6027\u80fd\u3002<\/li>\n
      • \u4f7f\u7528 catch-all<\/code> \u5757\uff1a<\/strong> \u5bf9\u4e8e\u65e0\u6cd5\u5904\u7406\u7684\u610f\u5916\u5f02\u5e38\uff0c\u4f7f\u7528 catch-all<\/code> \u5757\u3002\u4f46\u662f\uff0c\u8c28\u614e\u4f7f\u7528\uff0c\u56e0\u4e3a\u5b83\u53ef\u80fd\u4f1a\u63a9\u76d6\u771f\u6b63\u7684\u9519\u8bef\u3002<\/li>\n<\/ul>\n

        \u5b9e\u6218\u6848\u4f8b<\/h3>\n

        \u8003\u8651\u4ee5\u4e0b\u793a\u4f8b\uff1a<\/p>\n

        <?php\n\nfunction divide(int $num1, int $num2)\n{\n    if ($num2 === 0) {\n        throw new DivisionByZeroError();\n    }\n\n    return $num1 \/ $num2;\n}\n\ntry {\n    $result = divide(10, 2);\n} catch (DivisionByZeroError $e) {\n    echo \"Cannot divide by zero.\\n\";\n}<\/pre>\n
        \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5904\u7406\u4e86\u9664\u4ee5\u96f6\u7684\u9519\u8bef\u3002\u901a\u8fc7\u6355\u83b7 DivisionByZeroError<\/code> \u5f02\u5e38\uff0c\u6211\u4eec\u9632\u6b62\u4e86\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\uff0c\u5e76\u4ee5\u6709\u610f\u4e49\u7684\u65b9\u5f0f\u5904\u7406\u4e86\u9519\u8bef\u3002<\/p>\n
        \u7136\u800c\uff0c\u5982\u679c\u60a8\u7ecf\u5e38\u8c03\u7528\u6b64\u51fd\u6570\u5e76\u5728\u5176\u4e2d\u8fdb\u884c\u9664\u6cd5\u8fd0\u7b97\uff0c\u90a3\u4e48\u6027\u80fd\u5f00\u9500\u5c06\u53d8\u5f97\u663e\u7740\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u5e94\u8be5\u8003\u8651\u4f7f\u7528\u89e6\u53d1\u9519\u8bef\u6216\u8b66\u544a\u6765\u4ee3\u66ff\u5f02\u5e38\u5904\u7406\uff0c\u4ece\u800c\u51cf\u5c11\u6027\u80fd\u5f00\u9500\u3002<\/p>\n
        \u672c\u7bc7\u5173\u4e8e\u300aPHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861 \u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aPHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01 PHP \u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u5b58\u5728\u6743\u8861\u3002\u4f18\u70b9\u5305\u62ec\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u5065\u58ee\u6027\uff0c\u4f46\u7f3a\u70b9\u662f\u6027\u80fd\u5f00\u9500\u3002\u4e3a\u4e86\u4f18\u5316\u6027\u80fd\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u6280\u5de7\uff1a\u4ec5\u5728\u5fc5\u8981\u65f6\u629b\u51fa\u5f02\u5e38\u3001\u4ec5\u6355\u83b7\u5fc5\u8981\u7684\u5f02\u5e38\u3001\u4f7f\u7528 try-catch \u5757\u548c catch-all \u5757\u3002\u901a\u8fc7\u6743\u8861\u5229\u5f0a\u548c\u91c7\u7528\u4f18\u5316\u6280\u5de7\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e24\u8005\u4e4b\u95f4\u7684\u5e73\u8861\u3002 PHP \u51fd\u6570\u5f02\u5e38\u5904\u7406\u4e0e\u6027\u80fd\u4f18\u5316\u4e4b\u95f4\u7684\u6743\u8861 \u5728 PHP \u4e2d\u5904\u7406\u5f02\u5e38\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u5065\u58ee\u6027\u3002\u7136\u800c\uff0c\u4f7f\u7528\u5f02\u5e38\u4e5f\u53ef\u80fd\u5e26\u6765\u6027\u80fd\u5f00\u9500\u3002\u4e86\u89e3\u4e24\u8005\u4e4b\u95f4\u7684\u6743\u8861\u81f3\u5173\u91cd\u8981\uff0c\u4ee5\u505a\u51fa\u660e\u667a\u7684\u6743\u8861\u3002 \u5f02\u5e38\u5904\u7406\u7684\u5229\u5f0a \u5229\uff1a \u589e\u5f3a\u53ef\u8bfb\u6027\uff1a \u5f02\u5e38\u5904\u7406\u6e05\u6670\u5730\u6807\u8bc6\u9519\u8bef\u60c5\u51b5\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002 \u63d0\u9ad8\u5065\u58ee\u6027\uff1a \u5f02\u5e38\u5904\u7406\u53ef\u4ee5\u9632\u6b62\u5e94\u7528\u7a0b\u5e8f\u5728\u9047\u5230\u672a\u9884\u671f\u7684\u9519\u8bef\u65f6\u5d29\u6e83\uff0c\u5927\u5927\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u3002 \u5f0a\uff1a \u6027\u80fd\u5f00\u9500\uff1a 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