3v4l.org

run code in 300+ PHP versions simultaneously
<?php $int = 12; $int2 = 12 / 100; $result floatval($int + $int2); echo $result; ?>
Output for 5.4.0 - 5.4.27
Parse error: syntax error, unexpected 'floatval' (T_STRING) in /in/TL0Uo on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING in /in/TL0Uo on line 4
Process exited with code 255.

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