3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php ini_set('zend.multibyte', '1'); ini_set('mbstring.internal_encoding', 'big5'); echo '\'hello';
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.2.8
Deprecated: ini_set(): Use of mbstring.internal_encoding is deprecated in /in/i9jfq on line 4 'hello
Output for 4.3.0 - 5.5.38, hhvm-3.10.1 - 3.17.3
'hello