3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $bla = serialize(['a', 'b', 'c']); function isSerialized($string) { return @unserialize($string) !== false; } var_dump(isSerialized("abc")); var_dump(isSerialized($bla));
based on k4uG4
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.1.0 - 7.3.0alpha1
bool(false) bool(true)