3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $token = 'áéíèàùñÑêÊäÄöÖüÜçÇØøÉéÆæÅåÄäÖöひらがな< >'; echo (mb_eregi('^[^!@\[\]\{\}<>?=]+$', $token) !== false) ? 'safe' : 'unsafe';
Output for 4.3.4 - 7.1.0
unsafe
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_eregi() in /in/iKUE8 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_eregi() in /in/iKUE8 on line 5