3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string1 = uniqid('foo', true); do { $string2 = uniqid('foo', true); } while ($string1 == $string2); ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0