3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 0 while ($i < 450) { $array[$i][$i] = $i; $i++; } echo '<pre>'; print_r($array); echo '</pre>';
Output for 5.4.0 - 5.4.11
Parse error: syntax error, unexpected 'while' (T_WHILE) in /in/E70h6 on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.21
Parse error: syntax error, unexpected T_WHILE in /in/E70h6 on line 3
Process exited with code 255.
preferences:
167.6 ms | 1395 KiB | 41 Q