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run code in 200+ php & hhvm versions
Bugs & Features
<?php $num = (float) 0xffffffffffffffff; $inverted = 0xffffffffffffffff & 0x0; var_dump($inverted); $plusone = -($inverted + 1); var_dump( $plusone );
Output for 4.3.0 - 7.2.0
int(0) int(-1)