37         \
Magento\Framework\Stdlib\StringUtils $string
    40         $this->_string = $string;
    67             $dataModelClass = \Magento\Customer\Model\Metadata\Form\Postcode::class;
    69         if (!empty($dataModelClass)) {
    70             $dataModel = $this->_objectManager->create($dataModelClass, 
$params);
    72             $dataModelClass = sprintf(
    73                 'Magento\Customer\Model\Metadata\Form\%s',
    74                 $this->_string->upperCaseWords(
$attribute->getFrontendInput())
    76             $dataModel = $this->_objectManager->create($dataModelClass, 
$params);
 
$params[\Magento\Store\Model\StoreManager::PARAM_RUN_CODE]