3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = "Whoooot!"; $b = &$a; function testIt ($c){ print "$c\n"; } testIt($b);
Output for 4.3.0 - 5.6.38, hhvm-3.10.1 - 3.22.0, 7.0.0 - 7.2.11
Whoooot!