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run code in 300+ PHP versions simultaneously
<?php function reverse($str) { $ret = ''; for ($i = mb_strlen($str)-1; $i >= 0; $i--) { $ret .= mb_substr($str, $i, 1); } return $ret; } function oddList($x) { return implode(', ', range(1, $x, 2)); } echo reverse('ābc');
Output for 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
cbā
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37
cb��
preferences:
228.77 ms | 403 KiB | 366 Q