3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ver('3.1.0', ['1.0.1', '4.4.5', '2.3.7', '3.0.1', '3.0.0'])); /** * 从给定的版本号列表`$vers`中找出比指定版本号`$v`小的最大的版本号并返回 */ function ver($v, $vers) { $res = false; sort($vers); foreach ($vers as $ver) { if ($ver <= $v) { $res = $ver; } else { break; } } return $res; }
Output for git.master, git.master_jit, rfc.property-hooks
string(5) "3.0.1"

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:
57.84 ms | 401 KiB | 8 Q