src/_support/Page/AbstractTraits/FormTrait.php
public function setFieldFromData($name)
    {
        $value = $this->getFieldFormData($name);
        return $this->setFieldValue($name, $value);
    }
public function setFieldFromData($name)
    {
        $value = $this->getFieldFormData($name);
        return $this->setFieldValue($name, $value);
    }
sets a field value from data object
@param $name
@return mixed