- var_dump: documentation ( source)
- preg_replace_callback: documentation ( source)
- ucwords: documentation ( source)
- str_replace: documentation ( source)
<?php
echo preg_replace_callback('/([a-z])_([a-z])/', function($u)
{
var_dump($u);
return $u[1].ucwords(str_replace('_', '', $u[2]));
}
, 'rob_tr_yuui');