3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php mb_http_output('UTF-8'); mb_http_input('UTF-8'); mb_language('uni'); mb_regex_encoding('UTF-8'); mb_http_input('UTF-8'); mb_internal_encoding("UTF-8"); echo mb_strtolower('è'); echo strcmp("20B", "21"); ?>
Output for 4.3.4 - 7.1.0
è-256
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_regex_encoding() in /in/vc8B9 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_regex_encoding() in /in/vc8B9 on line 6