3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ['0' => 'foo', '1' => 'bar']; // - keys will be dumped as integers // - \array_list($arr) will return true \var_dump($arr, \array_is_list($arr)); $arr['03'] = 'baz'; // - only the new key will be quoted as a string // - \array_list($arr) will return false \var_dump($arr, \array_is_list($arr));
Output for git.master_jit, git.master
array(2) { [0]=> string(3) "foo" [1]=> string(3) "bar" } bool(true) array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" ["03"]=> string(3) "baz" } bool(false)

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:
50.01 ms | 405 KiB | 5 Q