- shell_exec: documentation ( source)
- var_dump: documentation ( source)
- ini_set: documentation ( source)
- preg_replace: documentation ( source)
- mb_internal_encoding: documentation ( source)
<?php
ini_set( 'default_charset', 'UTF-8' );
mb_internal_encoding("ISO-8859-1");
var_dump(preg_replace( '/\s/', '', "\xc2\xa0" ));
echo shell_exec("locale -a");