Zend FR

<?php

class FormulaireTest extends Zend_Form
{
    public function __construct($options = null)
    {
        parent::__construct($options);


        $txt_test = new Zend_Form_Element_Text('zonetxt');
        $txt_test->setLabel('le texte');

        $submit = new Zend_Form_Element_Submit('submit');
        $submit->setAttrib('id', 'submitbutton');
  
         $this->addElements(array($txt_test, $submit));
    }
}
?>

$form = new FormulaireTest ();
$form->submit->setLabel('Ajouter');
$this->view->form = $form;

$toto=array();
$toto['zonetxt']='aaa';
$form->populate($toto);
            
//$form->setDefault('zonetxt', 'aaa');