3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f1($x){ { $sum=1; for ($i=$x;i>0;i--) $sum=$sun*$i } return $sum; } $a=fi(5); echo $a; ?>
Output for 5.4.0 - 5.4.11
Parse error: syntax error, unexpected '--' (T_DEC), expecting ')' in /in/NXHWk on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.21
Parse error: syntax error, unexpected T_DEC, expecting ')' in /in/NXHWk on line 5
Process exited with code 255.
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