3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = pow(2, 37) + 0.5 echo $foo;
Output for 5.4.0 - 5.4.29
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/n9cL2 on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_ECHO in /in/n9cL2 on line 7
Process exited with code 255.
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193.89 ms | 1395 KiB | 66 Q