3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $text = 'El méu tëst'; $text = preg_replace('~[^\\pL\d]+~', '-', $text); var_dump( $text );
based on ZYu6N
Output for 4.4.0 - 4.4.9, 5.0.5 - 7.2.0
string(13) "El-m�-u-t�-st"
Output for 4.3.11, 5.0.0 - 5.0.4
Warning: preg_replace(): Compilation failed: PCRE does not support \L, \l, \N, \P, \p, \U, \u, or \X at offset 3 in /in/3d5h0 on line 5 NULL
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: PCRE does not support \L, \l, \N, \P, \p, \U, \u, or \X at offset 3 in /in/3d5h0 on line 5 NULL