class users{
 
    function CurrUsrName($data){
        $mysqli = mysqli_query(con(), "SELECT name FROM user WHERE id = '".safe($data)."' ");
        $value = $mysqli->fetch_array();
        return safe($value['name']);
        mysqli_free_result($mysqli);
        mysqli_close(con());        
}
}
 
//o kvietiesi <span style="border-bottom: 1px dotted black;">PHP</span> faile taip:
 
$usr = new users;
$usrId = $usr->CurrUsrName($UsrId);