3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function var2int($a) { $a--; $a++; return (int) $a; } echo var2int("a")."\n"; echo var2int("?")."\n"; echo var2int(5)."\n"; echo var2int(NULL)."\n";
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
0 0 5 1