3v4l.org

run code in 300+ PHP versions simultaneously
<?php function partialLeft(callable $cb) { return function($left) use ($cb) { return function($right) use ($cb, $left) { return $cb($left, $right); }; }; } $a = partialLeft(null); $b = $a("hello"); $c = $b("robert");
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: partialLeft(): Argument #1 ($cb) must be of type callable, null given, called in /in/SV8Y2 on line 10 and defined in /in/SV8Y2:3 Stack trace: #0 /in/SV8Y2(10): partialLeft(NULL) #1 {main} thrown in /in/SV8Y2 on line 3
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:
44.86 ms | 401 KiB | 8 Q