3v4l.org

run code in 300+ PHP versions simultaneously
<?php // works correctly $hash = (object) [ 'a' => 1, 'b' => 2, 'c' => 3, ]; foreach ($hash as $key => $value) { var_dump($key); unset($hash->$key); } echo "\n"; // BUG: skips item 'b' $hash = (object) [ 'a' => 1, 'b' => 2, 'c' => 3, ]; $it = new ArrayIterator($hash); foreach ($it as $key => $value) { var_dump($key); unset($hash->$key); }
Output for git.master, git.master_jit, rfc.property-hooks
string(1) "a" string(1) "b" string(1) "c" string(1) "a" string(1) "c"

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:
65.92 ms | 401 KiB | 8 Q