3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = array(); $foo[PHP_INT_MAX] = 'hello'; $foo[999999999999999999999999999999999999999999999999999999999999999999999999] = 'world'; var_dump($foo);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Implicit conversion from float 1.0E+72 to int loses precision in /in/5hgHi on line 6 array(2) { [9223372036854775807]=> string(5) "hello" [0]=> string(5) "world" }

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:
42.96 ms | 401 KiB | 8 Q