3v4l.org

run code in 300+ PHP versions simultaneously
<?php function brokenTrace($arg1, $arg2) { backtraceWrapper(); unset($arg1); backtraceWrapper(); unset($arg2); backtraceWrapper(); } function backtraceWrapper() { $bt = debug_backtrace(); $args = $bt[1]['args']; print_r($args); var_dump(iterator_to_array($args)); for ($i = 0; $i < count($args); $i++) { var_dump($args[$i]); } } brokenTrace("A", "B");
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => A [1] => B ) array(2) { [0]=> string(1) "A" [1]=> string(1) "B" } string(1) "A" string(1) "B" Array ( [0] => [1] => B ) array(2) { [0]=> NULL [1]=> string(1) "B" } NULL string(1) "B" Array ( [0] => [1] => ) array(2) { [0]=> NULL [1]=> NULL } NULL NULL

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
58.95 ms | 402 KiB | 8 Q