//this is class.form.php
<?php
class formular {

    public function formStart($name,$method){
       return '<form name="'.$name.'" method="'.$method.'">';
    }

    public function inputText($name,$value){
        return $value . ': <input type="text" name="'.$name.'" />';
    }

    public function select($name,$array,$value){
        $str='<select name="'.$name.'">';

        foreach ($array as $option) {
            $str.='<option>'.$option.'</option>';
        }

        $str.='</select>';

    return $str;
    }

    public function submit($name){
        return '<input type="submit" name="'.$name.'" value="'.$name.'" />';
    }

    public function formslut(){
        return '</form>';
    }
}
?>

//this is the index

<?php
include('class.form.php');

$minForm = new formular();

echo $minForm->formStart("minForm", "POST");
echo $minForm->inputText("navn", "Navn") . "<br />";
$tal = array(0, 3, 7, 12, 34, 58);
echo $minForm->select("tal", $tal, "Vælg tal") . "<br />";
echo $minForm->submit("Send");
echo $minForm->formslut();

?>