3v4l.org

run code in 300+ PHP versions simultaneously
<?php function floorDiff(string $input): int { if ($input === '(') { return 1; } if ($input === ')') { return -1; } } assert(floorDiff('(') === 1); assert(floorDiff(')') === -1); assert(floorDiff('()') === 0);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: floorDiff(): Return value must be of type int, none returned in /in/U5SK8:12 Stack trace: #0 /in/U5SK8(16): floorDiff('()') #1 {main} thrown in /in/U5SK8 on line 12
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:
38.21 ms | 401 KiB | 8 Q