3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = "\x8F!!!"; // Outputs an empty string echo htmlentities($str, ENT_QUOTES | ENT_IGNORE, "UTF-8");
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
!!!
Output for 5.2.5 - 5.2.17
Notice: Use of undefined constant ENT_IGNORE - assumed 'ENT_IGNORE' in /in/KLPKt on line 5
Output for 4.3.2 - 5.2.4
Notice: Use of undefined constant ENT_IGNORE - assumed 'ENT_IGNORE' in /in/KLPKt on line 5 �!!!
Output for 4.3.0 - 4.3.1
Notice: Use of undefined constant ENT_IGNORE - assumed 'ENT_IGNORE' in /in/KLPKt on line 5
Process exited with code 139.