help stringhe

[Eyescream]

<?
function bla($text){
    $ar=array(',','.');
    $text=str_replace($ar,' ',$text);
    while(substr_count($text,'  '))
        $text=str_replace('  ',' ',$text);
    return $text;
}

echo bla('aaaaa     . ,. ,. ,. ,. , ., a a ,.er, .a,r .ae,r. ,a.r, .ar,.');
?>

una cosa del genere?