3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = "¿Holá?"; print strlen($x); print $x[0]; print substr($x, 1); print htmlentities($x);
Output for 5.4.0 - 7.2.0
8¿Holá?&iquest;Hol&aacute;?
Output for 4.3.0 - 5.3.29
8¿Holá?&Acirc;&iquest;Hol&Atilde;&iexcl;?