
WordPress代码生成器如何加快开发速度
wp_die ( $message = '', $title = '', $args = array() )
wp_die: 这个函数用来显示错误信息并退出WordPress中当前的PHP脚本执行。它可以用来处理WordPress网站中的致命错误或其他意外状况。
杀死WordPress的执行,并显示带有错误信息的HTML页面。
这个函数是对`die()`PHP函数的补充。不同的是,HTML将被显示给用户。建议只在执行不应继续下去的时候使用这个函数。不建议经常调用这个函数,而应该尽可能多地处理错误
默默地或更优雅地处理。
作为一种速记方法,所需的HTTP响应代码可以作为一个整数传递给`$title`参数(默认的标题将适用)或`$args`参数。
function wp_die( $message = '', $title = '', $args = array() ) { global $wp_query; if ( is_int( $args ) ) { $args = array( 'response' => $args ); } elseif ( is_int( $title ) ) { $args = array( 'response' => $title ); $title = ''; } if ( wp_doing_ajax() ) { /** * Filters the callback for killing WordPress execution for Ajax requests. * * @since 3.4.0 * * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_ajax_handler', '_ajax_wp_die_handler' ); } elseif ( wp_is_json_request() ) { /** * Filters the callback for killing WordPress execution for JSON requests. * * @since 5.1.0 * * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_json_handler', '_json_wp_die_handler' ); } elseif ( defined( 'REST_REQUEST' ) && REST_REQUEST && wp_is_jsonp_request() ) { /** * Filters the callback for killing WordPress execution for JSONP REST requests. * * @since 5.2.0 * * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_jsonp_handler', '_jsonp_wp_die_handler' ); } elseif ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) { /** * Filters the callback for killing WordPress execution for XML-RPC requests. * * @since 3.4.0 * * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_xmlrpc_handler', '_xmlrpc_wp_die_handler' ); } elseif ( wp_is_xml_request() || isset( $wp_query ) && ( function_exists( 'is_feed' ) && is_feed() || function_exists( 'is_comment_feed' ) && is_comment_feed() || function_exists( 'is_trackback' ) && is_trackback() ) ) { /** * Filters the callback for killing WordPress execution for XML requests. * * @since 5.2.0 * * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_xml_handler', '_xml_wp_die_handler' ); } else { /** * Filters the callback for killing WordPress execution for all non-Ajax, non-JSON, non-XML requests. * * @since 3.0.0 * * @param callable $callback Callback function name. */ $callback = apply_filters( 'wp_die_handler', '_default_wp_die_handler' ); } call_user_func( $callback, $message, $title, $args ); }