Handling input with the Zend Framework (Post,get,etc)

Question

im re-factoring php on zend code and all the code is full of $_GET[\"this\"] and $_POST[\"that\"]. I have always used the more phpish $this->_

Answer 1

$dataGet  = $this->getRequest()->getParam('id',null);
$valid = new Zend_Validate_Digits();

if( isset($dataGet) && $valid->isValid($dataGet) ){
 // do some...
} else{
  // not set
}