- var_dump: documentation ( source)
- mb_split: documentation ( source)
- mb_regex_encoding: documentation ( source)
- ini_set: documentation ( source)
- preg_split: documentation ( source)
<?php
ini_set('mbstring.internal_encoding', 'UTF-8');
mb_regex_encoding('UTF-8');
var_dump(preg_split('|\B|', "abc"));
var_dump(mb_split('\B', "abc"));