3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fibonacci = array(); $previous = 1; for($i = 1; $i <= 4000000; $i;) { $i = $i + $previous; if($i%2==0) $fibonacci[] = $i; $previous = $i; } echo array_sum($fibonacci);
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.29
Parse error: syntax error, unexpected ';', expecting ')' in /in/gtXh4 on line 4
Process exited with code 255.
preferences:
182.45 ms | 1395 KiB | 66 Q