3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function blah() { return 4; } if ($foo = blah()) { echo $foo; } echo "no foo!";
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
4no foo!