PHP Reference

ob_list_handlers

(PHP 4 >= 4.3.0, PHP 5)

ob_list_handlers -- List all output handlers in use

Description

array ob_list_handlers ( void )

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

Example 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(); ?>
The above example will output:
Array ( [0] => default output handler ) Array ( [0] => ob_gzhandler )