3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(dechex(dechex(010103010101010118218)));
Output for 7.0.0 - 7.0.2
Parse error: Invalid numeric literal in /in/EDt4v on line 4
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
string(10) "309204a551"

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173 ms | 1387 KiB | 37 Q