public function updateVvmStageAction() { $data = array(); $data['batch_id'] = $this->_request->getParam('batch_id'); $data['placement_id'] = $this->_request->getParam('placement_id'); $data['vvm_stage'] = $this->_request->getParam('vvm_stage'); $data['qty'] = $this->_request->getParam('qty'); $placements = new Model_Placements(); $placements->form_values = $data; $result = $placements->updateVvmStage(); echo Zend_Json::encode(array($result)); }