3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name = array(); $name_reference = $name['name']; // => GENERATE NOTICE, $name_reference = NULL var_dump($name_reference); $name = false; $name_reference = $name['name']; // => NO ERROR ($name = false), $name_reference = NULL var_dump($name_reference);
Output for git.master, git.master_jit
Warning: Undefined array key "name" in /in/RUaHX on line 4 NULL Warning: Trying to access array offset on value of type bool in /in/RUaHX on line 9 NULL
Output for rfc.property-hooks
Warning: Undefined array key "name" in /in/RUaHX on line 4 NULL Warning: Trying to access array offset on false in /in/RUaHX on line 9 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:
56.36 ms | 401 KiB | 8 Q