maxlengh attribute in zend form element

How to handle th开发者_JAVA百科e lengh of a form input in ZEND framework?

I would like to have a max of 4 characters in my zend form element

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Possible duplicate Try this for size :

$element = new Zend_Form_Element_Text('test')
$element->setAttrib('size', '4');

You may want to have a look at the ZF "Creating Form Elements Using Zend_Form_Element" documentation too : link