{"id":48073,"date":"2024-12-02T17:27:34","date_gmt":"2024-12-02T09:27:34","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48073\/"},"modified":"2024-12-02T17:27:34","modified_gmt":"2024-12-02T09:27:34","slug":"php-%e8%87%aa%e5%87%bd%e6%95%b0%e7%bc%96%e5%86%99%e4%b8%ad%e7%9a%84%e8%b0%83%e8%af%95%e5%92%8c%e6%8e%92%e9%94%99","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48073\/","title":{"rendered":"PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519<\/h1>\n<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aPHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n<p>\u8c03\u8bd5\u548c\u6392\u9519\u81ea\u51fd\u6570\u7684\u6280\u672f\u5305\u62ec\uff1a\u8bbe\u7f6e\u65ad\u70b9\uff1a\u6682\u505c\u4ee3\u7801\u6267\u884c\uff0c\u68c0\u67e5\u53d8\u91cf\u548c\u5806\u6808\u3002\u4f7f\u7528 var_dump() \u548c print_r()\uff1a\u8f6c\u50a8\u53d8\u91cf\u548c\u6570\u7ec4\uff0c\u8fdb\u884c\u68c0\u67e5\u3002\u5199\u65e5\u5fd7\uff1a\u8bb0\u5f55\u51fd\u6570\u6267\u884c\uff0c\u63d0\u4f9b\u8c03\u8bd5\u4fe1\u606f\u3002\u5904\u7406\u9519\u8bef\u548c\u5f02\u5e38\uff1a\u8bc6\u522b\u548c\u89e3\u51b3\u95ee\u9898\uff0c\u91c7\u53d6\u9002\u5f53\u7684\u884c\u52a8\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729954590671d031e608bc.jpg\" class=\"aligncenter\" title=\"PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519\u63d2\u56fe\" alt=\"PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519\u63d2\u56fe\" \/><\/p>\n<h2>PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519<\/h2>\n<p><strong>\u524d\u8a00<\/strong><\/p>\n<p>\u81ea\u51fd\u6570\u662f PHP \u4e2d\u5f3a\u5927\u4e14\u7075\u6d3b\u7684\u5de5\u5177\uff0c\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u521b\u5efa\u81ea\u5df1\u7684\u81ea\u5b9a\u4e49\u529f\u80fd\u3002\u7136\u800c\uff0c\u7f16\u5199\u81ea\u51fd\u6570\u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u8c03\u8bd5\u548c\u6392\u9519\u95ee\u9898\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u8c03\u8bd5\u548c\u6392\u9519\u81ea\u51fd\u6570\u7684\u5e38\u89c1\u6280\u672f\u548c\u5b9e\u7528\u793a\u4f8b\u3002<\/p>\n<p><strong>\u8bbe\u7f6e\u65ad\u70b9<\/strong><\/p>\n<p>\u5728\u4ee3\u7801\u4e2d\u8bbe\u7f6e\u65ad\u70b9\u662f\u8c03\u8bd5\u81ea\u51fd\u6570\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u3002\u5f53\u6267\u884c\u5668\u5230\u8fbe\u65ad\u70b9\u65f6\uff0c\u4ee3\u7801\u5c06\u6682\u505c\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u68c0\u67e5\u53d8\u91cf\u3001\u5806\u6808\u548c\u51fd\u6570\u8c03\u7528\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528 <code>xdebug<\/code> \u6269\u5c55\u8bbe\u7f6e\u65ad\u70b9\uff1a<\/p>\n<pre>xdebug_break();<\/pre>\n<p><strong>\u4f7f\u7528 <code>var_dump()<\/code> \u548c <code>print_r()<\/code><\/strong><\/p>\n<p>\u8fd9\u4e9b\u51fd\u6570\u5206\u522b\u4ee5\u4eba\u7c7b\u53ef\u8bfb\u7684\u683c\u5f0f\u8f6c\u50a8\u53d8\u91cf\u548c\u6570\u7ec4\u3002\u901a\u8fc7\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528\u5b83\u4eec\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u7279\u5b9a\u70b9\u5bf9\u53d8\u91cf\u8fdb\u884c\u68c0\u67e5\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>var_dump($variable);\nprint_r($array);<\/pre>\n<p><strong>\u5199\u65e5\u5fd7<\/strong><\/p>\n<p>\u8bb0\u5f55\u51fd\u6570\u6267\u884c\u7684\u65e5\u5fd7\u53ef\u4ee5\u63d0\u4f9b\u8c03\u8bd5\u4fe1\u606f\uff0c\u7279\u522b\u662f\u5728\u89e3\u51b3\u95f4\u6b47\u6027\u95ee\u9898\u65f6\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528 <code>error_log()<\/code> \u51fd\u6570\u6216\u7b2c\u4e09\u65b9\u65e5\u5fd7\u5e93\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>error_log(\"Function executed successfully\");<\/pre>\n<p><strong>\u9519\u8bef\u548c\u5f02\u5e38\u5904\u7406<\/strong><\/p>\n<p>\u5904\u7406\u9519\u8bef\u548c\u5f02\u5e38\u662f\u8bc6\u522b\u548c\u89e3\u51b3\u81ea\u51fd\u6570\u95ee\u9898\u7684\u91cd\u8981\u673a\u5236\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7 <code>try-catch<\/code> \u5757\u6355\u83b7\u5f02\u5e38\u5e76\u91c7\u53d6\u9002\u5f53\u7684\u884c\u52a8\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>try {\n    \/\/ \u81ea\u51fd\u6570\u4ee3\u7801\n} catch (Exception $e) {\n    \/\/ \u9519\u8bef\u5904\u7406\u903b\u8f91\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong> \u81ea\u51fd\u6570\u4e0d\u8fd4\u56de\u9884\u671f\u7684\u503c\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong> \u4f7f\u7528 <code>var_dump()<\/code> \u68c0\u67e5\u51fd\u6570\u8c03\u7528\u7684\u53c2\u6570\u548c\u8fd4\u56de\u7ed3\u679c\u3002<\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong> \u81ea\u51fd\u6570\u5f15\u8d77 Fatal Error\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong> \u68c0\u67e5\u51fd\u6570\u8c03\u7528\u7684\u53c2\u6570\u662f\u5426\u6709\u6548\uff0c\u4f7f\u7528 <code>try-catch<\/code> \u5757\u6355\u83b7\u5f02\u5e38\u5e76\u8bb0\u5f55\u9519\u8bef\u3002<\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong> \u81ea\u51fd\u6570\u8fd0\u884c\u7f13\u6162\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong> \u901a\u8fc7\u5206\u6790\u6027\u80fd\u65e5\u5fd7\u6216\u4f7f\u7528 Xdebug \u7684\u6027\u80fd\u5206\u6790\u5de5\u5177\uff0c\u8bc6\u522b\u5e76\u4f18\u5316\u6162\u901f\u4ee3\u7801\u5757\u3002<\/p>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u4f7f\u7528\u4e0a\u9762\u4ecb\u7ecd\u7684\u6280\u672f\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6709\u6548\u5730\u8c03\u8bd5\u548c\u6392\u9519\u81ea\u51fd\u6570\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\u548c\u5e94\u7528\u7a0b\u5e8f\u7a33\u5b9a\u6027\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aPHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519\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":"<p>PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519 \u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aPHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002 \u8c03\u8bd5\u548c\u6392\u9519\u81ea\u51fd\u6570\u7684\u6280\u672f\u5305\u62ec\uff1a\u8bbe\u7f6e\u65ad\u70b9\uff1a\u6682\u505c\u4ee3\u7801\u6267\u884c\uff0c\u68c0\u67e5\u53d8\u91cf\u548c\u5806\u6808\u3002\u4f7f\u7528 var_dump() \u548c print_r()\uff1a\u8f6c\u50a8\u53d8\u91cf\u548c\u6570\u7ec4\uff0c\u8fdb\u884c\u68c0\u67e5\u3002\u5199\u65e5\u5fd7\uff1a\u8bb0\u5f55\u51fd\u6570\u6267\u884c\uff0c\u63d0\u4f9b\u8c03\u8bd5\u4fe1\u606f\u3002\u5904\u7406\u9519\u8bef\u548c\u5f02\u5e38\uff1a\u8bc6\u522b\u548c\u89e3\u51b3\u95ee\u9898\uff0c\u91c7\u53d6\u9002\u5f53\u7684\u884c\u52a8\u3002 PHP \u81ea\u51fd\u6570\u7f16\u5199\u4e2d\u7684\u8c03\u8bd5\u548c\u6392\u9519 \u524d\u8a00 \u81ea\u51fd\u6570\u662f PHP \u4e2d\u5f3a\u5927\u4e14\u7075\u6d3b\u7684\u5de5\u5177\uff0c\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u521b\u5efa\u81ea\u5df1\u7684\u81ea\u5b9a\u4e49\u529f\u80fd\u3002\u7136\u800c\uff0c\u7f16\u5199\u81ea\u51fd\u6570\u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u8c03\u8bd5\u548c\u6392\u9519\u95ee\u9898\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u8c03\u8bd5\u548c\u6392\u9519\u81ea\u51fd\u6570\u7684\u5e38\u89c1\u6280\u672f\u548c\u5b9e\u7528\u793a\u4f8b\u3002 \u8bbe\u7f6e\u65ad\u70b9 \u5728\u4ee3\u7801\u4e2d\u8bbe\u7f6e\u65ad\u70b9\u662f\u8c03\u8bd5\u81ea\u51fd\u6570\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u3002\u5f53\u6267\u884c\u5668\u5230\u8fbe\u65ad\u70b9\u65f6\uff0c\u4ee3\u7801\u5c06\u6682\u505c\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u68c0\u67e5\u53d8\u91cf\u3001\u5806\u6808\u548c\u51fd\u6570\u8c03\u7528\u3002 \u793a\u4f8b\uff1a \u4f7f\u7528 xdebug \u6269\u5c55\u8bbe\u7f6e\u65ad\u70b9\uff1a xdebug_break(); \u4f7f\u7528 var_dump() \u548c print_r() \u8fd9\u4e9b\u51fd\u6570\u5206\u522b\u4ee5\u4eba\u7c7b\u53ef\u8bfb\u7684\u683c\u5f0f\u8f6c\u50a8\u53d8\u91cf\u548c\u6570\u7ec4\u3002\u901a\u8fc7\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528\u5b83\u4eec\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u7279\u5b9a\u70b9\u5bf9\u53d8\u91cf\u8fdb\u884c\u68c0\u67e5\u3002 \u793a\u4f8b\uff1a var_dump($variable); print_r($array); \u5199\u65e5\u5fd7 \u8bb0\u5f55\u51fd\u6570\u6267\u884c\u7684\u65e5\u5fd7\u53ef\u4ee5\u63d0\u4f9b\u8c03\u8bd5\u4fe1\u606f\uff0c\u7279\u522b\u662f\u5728\u89e3\u51b3\u95f4\u6b47\u6027\u95ee\u9898\u65f6\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528 error_log() \u51fd\u6570\u6216\u7b2c\u4e09\u65b9\u65e5\u5fd7\u5e93\u3002 \u793a\u4f8b\uff1a error_log(&#8220;Function executed successfully&#8221;); \u9519\u8bef\u548c\u5f02\u5e38\u5904\u7406 \u5904\u7406\u9519\u8bef\u548c\u5f02\u5e38\u662f\u8bc6\u522b\u548c\u89e3\u51b3\u81ea\u51fd\u6570\u95ee\u9898\u7684\u91cd\u8981\u673a\u5236\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7 try-catch \u5757\u6355\u83b7\u5f02\u5e38\u5e76\u91c7\u53d6\u9002\u5f53\u7684\u884c\u52a8\u3002 \u793a\u4f8b\uff1a try { \/\/ \u81ea\u51fd\u6570\u4ee3\u7801 } catch (Exception $e) { \/\/ \u9519\u8bef\u5904\u7406\u903b\u8f91 } \u5b9e\u6218\u6848\u4f8b [&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-48073","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48073","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=48073"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48073\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48073"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48073"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}