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run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump((int)"81ec2a7a42905aad8d1a67628778cac6"); var_dump((int)"0x51"); var_dump("0x51" == "81ec2a7a42905aad8d1a67628778cac6");
Output for 4.3.0 - 7.1.7
int(81) int(0) bool(false)