- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- 1 2 3
- Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
- 1 3
<?php
$a = array(1,2,3);
$b = &$a;
foreach($a as $key => $v) {
echo "$v\n";
if ($key === 0) unset($a[1]);
}