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run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); $ignore_args = defined('DEBUG_BACKTRACE_IGNORE_ARGS') ? DEBUG_BACKTRACE_IGNORE_ARGS : false; $result = @call_user_func('debug_backtrace', $ignore_args); var_dump($result);
based on bsct9
Output for 7.0.0 - 7.1.0
array(0) { }
Output for 5.3.6 - 5.6.28
array(1) { [0]=> array(3) { ["file"]=> string(9) "/in/PfnDD" ["line"]=> int(4) ["function"]=> string(14) "call_user_func" } }
Output for 5.2.5 - 5.3.5
array(1) { [0]=> array(4) { ["file"]=> string(9) "/in/PfnDD" ["line"]=> int(4) ["function"]=> string(14) "call_user_func" ["args"]=> array(2) { [0]=> string(15) "debug_backtrace" [1]=> bool(false) } } }
Output for 4.3.0 - 5.2.4
NULL