UserTypePropertyEmployee::extractValue

static function extractValue(FieldType $fieldType, array $field, array $request)
	{
		$value = (int) parent::extractValue($fieldType, $field, $request);
		if (empty($value))
			$value = null;

		if ($value !== null && !static::isCompatibleMode())
		{
			$value = "user_".$value;
		}

		return $value;
	}