{"id":1021,"date":"2019-08-26T16:51:41","date_gmt":"2019-08-26T08:51:41","guid":{"rendered":"https:\/\/wyxxt.org.cn\/?p=1021"},"modified":"2023-12-04T15:52:00","modified_gmt":"2023-12-04T07:52:00","slug":"php%e5%9f%ba%e7%a1%80-%e9%94%99%e8%af%af","status":"publish","type":"post","link":"https:\/\/wyxxt.org.cn\/?p=1021","title":{"rendered":"PHP\u57fa\u7840\u2014\u2014\u9519\u8bef"},"content":{"rendered":"

1\u3001\u9519\u8bef\u5206\u7c7b<\/h3>\n
    \n
  1. \u8bed\u6cd5\u9519\u8bef\uff1a\u7528\u6237\u4e66\u5199\u7684\u4ee3\u7801\u4e0d\u7b26\u5408PHP\u7684\u8bed\u6cd5\u89c4\u8303\uff0c\u8bed\u6cd5\u9519\u8bef\u4f1a\u5bfc\u81f4\u4ee3\u7801\u5728\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\u4e0d\u901a\u8fc7\uff0c\u6240\u4ee5\u4ee3\u7801\u4e0d\u4f1a\u6267\u884c\uff08Passe error\uff09<\/li>\n
  2. \u8fd0\u884c\u65f6\u9519\u8bef\uff1a\u4ee3\u7801\u7f16\u8bd1\u901a\u8fc7\uff0c\u4f46\u662f\u4ee3\u7801\u5728\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\u4f1a\u51fa\u73b0\u4e00\u4e9b\u6761\u4ef6\u4e0d\u6ee1\u8db3\u5bfc\u81f4\u7684\u9519\u8bef\uff08runtime error\uff09<\/li>\n
  3. \u903b\u8f91\u9519\u8bef\uff1a\u7a0b\u5e8f\u5458\u5728\u5199\u4ee3\u7801\u7684\u65f6\u5019\u4e0d\u591f\u89c4\u8303\uff0c\u51fa\u73b0\u4e86\u4e00\u4e9b\u903b\u8f91\u6027\u7684\u9519\u8bef\uff0c\u5bfc\u81f4\u4ee3\u7801\u6b63\u5e38\u6267\u884c\uff0c\u4f46\u662f\u5f97\u4e0d\u5230\u60f3\u8981\u7684\u7ed3\u679c<\/li>\n<\/ol>\n

    2\u3001\u9519\u8bef\u4ee3\u53f7<\/h3>\n
      \n
    1. \u7cfb\u7edf\u9519\u8bef
      \nE_PARSE\uff1a\u7f16\u8bd1\u9519\u8bef\uff0c\u4ee3\u7801\u4e0d\u4f1a\u6267\u884c
      \nE_ERROR\uff1afatal error\uff0c\u81f4\u547d\u9519\u8bef\uff0c\u4f1a\u5bfc\u81f4\u4ee3\u7801\u4e0d\u80fd\u6b63\u786e\u7ee7\u7eed\u6267\u884c\uff08\u51fa\u9519\u7684\u672a\u77e5\u65ad\u6389\uff09
      \nE_WARNING\uff1awarning\uff0c\u8b66\u544a\u9519\u8bef\uff0c\u4e0d\u4f1a\u5f71\u54cd\u4ee3\u7801\u6267\u884c\uff0c\u4f46\u662f\u53ef\u80fd\u5f97\u5230\u610f\u60f3\u4e0d\u5230\u7684\u7ed3\u679c
      \nE_NOTICE\uff1a\u901a\u77e5\u9519\u8bef\uff0c\u4e0d\u4f1a\u5f71\u54cd\u4ee3\u7801\u6267\u884c<\/li>\n
    2. \u7528\u6237\u9519\u8bef
      \nE_USER_ERROR, E_USER_WARNING, E_USER_NOTICE
      \n\u7528\u6237\u5728\u4f7f\u7528\u81ea\u5b9a\u4e49\u9519\u8bef\u89e6\u53d1\u7684\u65f6\u5019\uff0c\u4f1a\u4f7f\u7528\u5230\u9519\u8bef\u4ee3\u53f7\uff08\u7cfb\u7edf\u4e0d\u4f1a\u7528\u5230\uff09<\/li>\n
    3. \u5176\u4ed6\u9519\u8bef
      \nE_ALL\uff1a\u4ee3\u8868\u7740\u6240\u6709\u9519\u8bef\uff08\u901a\u5e38\u5728\u8fdb\u884c\u9519\u8bef\u63a7\u5236\u7684\u65f6\u5019\u4f7f\u7528\u6bd4\u8f83\u591a\uff09\uff0c\u5efa\u8bae\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff08\u5f00\u53d1\u73af\u5883\uff09\u4f7f\u7528<\/li>\n<\/ol>\n

      \u6240\u6709E\u5f00\u5934\u7684\u9519\u8bef\u5e38\u91cf\uff08\u4ee3\u53f7\uff09\u90fd\u662f\u7531\u4e00\u4e2a\u5b57\u8282\u5b58\u50a8\uff0c\u7136\u540e\u6bcf\u4e00\u79cd\u9519\u8bef\u5360\u636e\u4e00\u4e2a\u5bf9\u5e94\u7684\u4f4d\uff0c\u5982\u679c\u5411\u8fdb\u884c\u4e00\u4e9b\u9519\u8bef\u7684\u63a7\u5236\uff0c\u53ef\u4ee5\u4f7f\u7528\u4f4d\u8fd0\u7b97\u8fdb\u884c\u64cd\u4f5c
      \n\u6392\u9664\u901a\u77e5\u7ea7\u522b notice\uff1aE_ALL & ~E_NOTICE
      \n\u53ea\u8981\u8b66\u544a\u548c\u901a\u77e5\uff1aE_WARNING | E_NOTICE<\/p>\n

      3\u3001\u9519\u8bef\u89e6\u53d1<\/h3>\n

      \u7a0b\u5e8f\u8fd0\u884c\u65f6\u89e6\u53d1\uff1a\u7cfb\u7edf\u81ea\u52a8\u6839\u636e\u9519\u8bef\u53d1\u751f\u540e\uff0c\u5bf9\u6bd4\u5bf9\u5e94\u7684\u9519\u8bef\u4fe1\u606f\uff0c\u8f93\u51fa\u7ed9\u7528\u6237\uff1b\u4e3b\u8981\u9488\u5bf9\u4ee3\u7801\u7684\u8bed\u6cd5\u9519\u8bef\u548c\u8fd0\u884c\u65f6\u9519\u8bef\u3002
      \n\"\"
      \n\u4eba\u4e3a\u89e6\u53d1\uff1a\u77e5\u9053\u67d0\u4e9b\u903b\u8f91\u53ef\u80fd\u4f1a\u51fa\u9519\uff0c\u4ece\u800c\u4f7f\u7528\u5bf9\u5e94\u7684\u5224\u65ad\u4ee3\u7801\u6765\u89e6\u53d1\u76f8\u5e94\u7684\u9519\u8bef\u63d0\u793a\u3002
      \ntrigger_error(\u9519\u8bef\u63d0\u793a)
      \n\"\"<\/p>\n

      4\u3001\u9519\u8bef\u8bbe\u7f6e<\/h3>\n

      \u9519\u8bef\u663e\u793a\u8bbe\u7f6e<\/h4>\n

      \u54ea\u4e9b\u9519\u8bef\u8be5\u663e\u793a\uff0c\u8be5\u5982\u4f55\u663e\u793a\uff1f
      \n\u5728PHP\u4e2d\uff0c\u6709\u4e24\u79cd\u65b9\u5f0f\u8bbe\u7f6e\u5f53\u524d\u811a\u672c\u7684\u9519\u8bef\u5904\u7406
      \n1. PHP\u914d\u7f6e\u6587\u4ef6\uff1a\u5168\u5c40\u914d\u7f6e php.ini
      \ndisplay_errors: \u662f\u5426\u663e\u793a\u9519\u8bef
      \nerror_reporting: \u663e\u793a\u4ec0\u4e48\u7ea7\u522b\u7684\u9519\u8bef<\/p>\n

        \n
      1. \u53ef\u4ee5\u5728\u8fd0\u884c\u7684PHP\u811a\u672c\u4e2d\u8bbe\u7f6e,\u5728\u811a\u672c\u4e2d\u5b9a\u4e49\u7684\u914d\u7f6e\u9879\u7ea7\u522b\u6bd4\u914d\u7f6e\u6587\u4ef6\u9ad8\uff08\u901a\u5e38\u5728\u5f00\u53d1\u5f53\u4e2d\u90fd\u4f1a\u5728\u4ee3\u7801\u4e2d\u53bb\u8fdb\u884c\u63a7\u5236\u548c\u914d\u7f6e\uff09<\/li>\n<\/ol>\n

        error_reporting():\u8bbe\u7f6e\u5bf9\u5e94\u7684\u9519\u8bef\u663e\u793a\u7ea7\u522b
        \nini_set(‘error_reporting’, E_ALL);
        \nini_set(‘display_errors’, 1);<\/p>\n

        \u9519\u8bef\u65e5\u5fd7\u8bbe\u7f6e<\/h4>\n

        \u5728\u5b9e\u9645\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u4e0d\u4f1a\u76f4\u63a5\u8ba9\u9519\u8bef\u8d64\u88f8\u88f8\u7684\u5c55\u793a\u7ed9\u7528\u6237\uff1a
        \n1. \u4e0d\u53cb\u597d
        \n2. \u4e0d\u5b89\u5168:\u9519\u8bef\u4f1a\u66b4\u9732\u7f51\u7ad9\u5f88\u591a\u4fe1\u606f\uff08\u8def\u5f84\u3001\u6587\u4ef6\u540d\uff09<\/p>\n

        \u6240\u4ee5\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u4e00\u822c\u4e0d\u663e\u793a\u9519\u8bef\uff08\u9519\u8bef\u4e5f\u6bd4\u8f83\u5c11\uff09\uff0c\u4f46\u662f\u4e0d\u53ef\u80fd\u907f\u514d\u4f1a\u51fa\u73b0\u9519\u8bef\uff08\u6d4b\u8bd5\u7684\u65f6\u5019\u4e0d\u4f1a\u53d1\u73b0\u6240\u6709\u7684\u95ee\u9898\uff09\uff0c\u8fd9\u662f\u4e0d\u5e0c\u671b\u770b\u5230\uff0c\u4f46\u662f\u6709\u5e0c\u671b\u6355\u6349\u5230\u3002\u53ef\u4ee5\u8ba9\u540e\u53f0\u7a0b\u5e8f\u5458\u53bb\u4fee\u6539\uff1a\u9700\u8981\u4fdd\u5b58\u5230\u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u9700\u8981\u5728PHP\u914d\u7f6e\u6587\u4ef6\u4e2d\u6216\u8005\u4ee3\u7801\u4e2d\uff08ini_set\uff09\u8bbe\u7f6e\u5bf9\u5e94error_log\u914d\u7f6e\u9879
        \n1. \u5f00\u542f\u65e5\u5fd7\u529f\u80fd
        \n\"\"
        \n2. \u6307\u5b9a\u8def\u5f84
        \n\"\"<\/p>\n

        5\u3001\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406<\/h3>\n

        \u6700\u7b80\u5355\u7684\u9519\u8bef\u5904\u7406\uff1atrigger_errors()\u51fd\u6570\uff0c\u4f46\u662f\u8be5\u51fd\u6570\u4e0d\u4f1a\u963b\u6b62\u7cfb\u7edf\u62a5\u9519
        \nPHP\u7cfb\u7edf\u63d0\u4f9b\u4e86\u4e00\u79cd\u7528\u6237\u5904\u7406\u9519\u8bef\u7684\u673a\u5236\uff1a\u7528\u6237\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\u51fd\u6570\uff0c\u7136\u540e\u5c06\u8be5\u51fd\u6570\u589e\u52a0\u5230\u7cfb\u7edf\u9519\u8bef\u5904\u7406\u7684\u53e5\u67c4\u4e2d\uff0c\u7136\u540e\u7cfb\u7edf\u4f1a\u5728\u78b0\u5230\u9519\u8bef\u540e\uff0c\u4f7f\u7528\u7528\u6237\u5b9a\u4e49\u7684\u9519\u8bef\u51fd\u6570
        \n1. \u5982\u4f55\u5c06\u7528\u6237\u81ea\u5b9a\u4e49\u7684\u51fd\u6570\u653e\u5230\u7cfb\u7edf\u4e2d\uff1fset_error_handler
        \n\"\"
        \n2. \u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\u51fd\u6570\uff0c\u7cfb\u7edf\u8981\u6c42
        \n\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

        1\u3001\u9519\u8bef\u5206\u7c7b \u8bed\u6cd5\u9519\u8bef\uff1a\u7528\u6237\u4e66\u5199\u7684\u4ee3\u7801\u4e0d\u7b26\u5408PHP\u7684\u8bed\u6cd5\u89c4\u8303\uff0c\u8bed\u6cd5\u9519\u8bef\u4f1a\u5bfc\u81f4\u4ee3\u7801\u5728\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\u4e0d\u901a\u8fc7\uff0c\u6240\u4ee5\u4ee3\u7801\u4e0d […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[15],"tags":[405],"class_list":["post-1021","post","type-post","status-publish","format-standard","hentry","category-15","tag-php"],"_links":{"self":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1021"}],"version-history":[{"count":4,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1021\/revisions"}],"predecessor-version":[{"id":1037,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1021\/revisions\/1037"}],"wp:attachment":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}