3v4l.org

run code in 300+ PHP versions simultaneously
<?php function arrayTest($key) { return '1' + $key; } $arr = array('a', 'b', 'c', 'd'); $arrTwo = array_walk($arr, 'arrayTest'); print_r($arr); print_r($arrTwo);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /in/RNSEI:4 Stack trace: #0 [internal function]: arrayTest('a', 0) #1 /in/RNSEI(9): array_walk(Array, 'arrayTest') #2 {main} thrown in /in/RNSEI on line 4
Process exited with code 255.

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:
63.22 ms | 401 KiB | 8 Q