ob_list_handlers

Description

This will return an array with the output handlers in use (if any). If output_buffering is enabled or an anonymous function was used with ob_start(), ob_list_handlers() will return "default output handler".

例子 1. ob_list_handlers() example <?php //using output_buffering=On print_r(ob_list_handlers()); ob_end_flush(); ob_start("ob_gzhandler"); print_r(ob_list_handlers()); ob_end_flush(); // anonymous functions ob_start(create_function('$string', 'return $string;')); print_r(ob_list_handlers()); ob_end_flush(); ?> 上例将输出： Array ( [0] => default output handler ) Array ( [0] => ob_gzhandler ) Array ( [0] => default output handler )

See also ob_end_clean(), ob_end_flush(), ob_get_flush(), ob_start().