{"id":30786,"date":"2023-08-24T13:15:54","date_gmt":"2023-10-18T03:16:38","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/php%e8%b0%83%e8%af%95%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/"},"modified":"2025-08-12T20:48:42","modified_gmt":"2025-08-12T12:48:42","slug":"php%e8%b0%83%e8%af%95%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/php%e8%b0%83%e8%af%95%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86\/","title":{"rendered":"PHP\u8c03\u8bd5\u7684\u57fa\u7840\u77e5\u8bc6"},"content":{"rendered":"<h1>\u67d0\u79cd\u7a0b\u5ea6\u4e0a\uff0cPHP\u65e0\u6cd5\u6b63\u5e38\u8fd0\u884c&#8230;<\/h1>\n<p>\u6ca1\u6709\u4eba\u80fd\u4ece\u4e00\u5f00\u59cb\u5c31\u5199\u51fa\u5b8c\u7f8e\u7684\u7a0b\u5e8f\u4ee3\u7801\u3002<br \/>\n\u4eba\u4eec\u5728\u4e0e\u9519\u8bef\u6297\u4e89\u7684\u540c\u65f6\u751f\u6d3b\u3002<br 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\/>\n\u5bf9\u4e8e\u5e03\u5c14\u503c\uff0c\u4f7f\u7528var_export($boolean_var)\u3002<\/p>\n<p>\u6211\u5011\u4f7f\u7528var_dump($array_var)\u4f86\u8f38\u51fa\u9663\u5217\u8b8a\u6578\uff0c\u4f46\u986f\u793a\u7684\u5b57\u4e32\u975e\u5e38\u96e3\u8b80\u3002<br \/>\n\u53ef\u80fd\u53ea\u770b\u4e00\u773c\u5c31\u6703\u6688\u5012\u3002<br \/>\n\u6240\u4ee5<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">echo<\/span> <span class=\"s1\">'&lt;pre&gt;'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$array_var<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">echo<\/span> <span class=\"s1\">'&lt;\/pre&gt;'<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e00\u79cd\u6613\u4e8e\u9605\u8bfb\u7684\u5f62\u5f0f\u8f93\u51fa\u3002<\/p>\n<h2>\u9884\u6d4b\u8d8b\u52bf\u3002<\/h2>\n<p>&#8220;\u6709bug\u5728\u67d0\u4e2a\u5730\u65b9\u53d1\u751f\u4e86&#8221;<br \/>\n\u8fd9\u79cd\u60c5\u51b5\u5f88\u7cdf\u7cd5\u3002\u9700\u8981\u4fee\u590dbug\uff0c\u4f46\u662f\u4e0d\u77e5\u9053bug\u5728\u54ea\u91cc\uff01<\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9605\u8bfb\u7a0b\u5e8f\u7684\u6d41\u7a0b\u4f1a\u5f88\u6709\u5e2e\u52a9\u3002<br \/>\n\u8fd9\u91cc\u4f1a\u53d8\u6210\u8fd9\u6837&#8230;<br \/>\n\u90a3\u5c31\u4f1a\u53d8\u6210\u8fd9\u6837&#8230;<br \/>\n\u90a3\u6837\u662f\u5426\u4f1a\u53d1\u751f&#8230;<br \/>\n\u5982\u679c\u662f\u8fd9\u6837\u7684\u8bdd\uff0c\u53ef\u80fd\u4f1a\u53d1\u73b0\u9519\u8bef&#8230;<\/p>\n<p>\u5982\u679c\u65e0\u6cd5\u7406\u89e3\u6d41\u7a0b\uff0c\u5373\u4f7f\u80fd\u4f7f\u7528die()\u548cexit()\uff0c\u4e5f\u53ea\u662f\u7528\u5f3a\u786c\u624b\u6bb5\u6765\u5b9e\u73b0\u7406\u89e3\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"s1\">'1'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nv\">$flag<\/span><span class=\"p\">){<\/span>\r\n   <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"s1\">'2'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span><span class=\"k\">else<\/span><span class=\"p\">(<\/span>\r\n   <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"s1\">'3'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"s1\">'4'<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u63cf\u8ff0\u4e0b\u9762\u7684\u5185\u5bb9\uff0c\u5e76\u4ee5\u4e2d\u6587\u672c\u571f\u8bed\u8a00\u8fdb\u884c\u6539\u8ff0\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1a<br \/>\n\u63cf\u8ff0\u6e05\u695a\u4e86\u4e4b\u540e\uff0c\u6211\u4eec\u80fd\u591f\u77e5\u9053\u6570\u636e\u901a\u8def\u7ecf\u8fc7\u7684\u4f4d\u7f6e\u3002<br 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\u6ca1\u6709\u4eba\u80fd\u4ece\u4e00\u5f00\u59cb\u5c31\u5199\u51fa\u5b8c\u7f8e\u7684\u7a0b\u5e8f\u4ee3\u7801\u3002 \u4eba\u4eec\u5728\u4e0e\u9519\u8bef\u6297\u4e89\u7684\u540c\u65f6\u751f [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30786","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PHP\u8c03\u8bd5\u7684\u57fa\u7840\u77e5\u8bc6 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8ePHP\u8c03\u8bd5\u7684\u57fa\u7840\u77e5\u8bc6\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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