How to get coustomer Country List option in ui component form with multiselect

Hi Magento friend today's i'm share How to get coustomer Country List option in ui component form 

In Uicomponent create a field - 

How we are Integrate the coustomer Email Country options in uicomponent Form - 

<field name="customer_country" formElement="select">

      <argument name="data" xsi:type="array">

        <item name="options" xsi:type="object">vendor_name\module_name\Model\Options\CustomerCountry</item>

        <item name="config" xsi:type="array">

          <item name="dataType" xsi:type="string">text</item>

          <item name="label" translate="true" xsi:type="string">Select Country</item>

          <item name="formElement" xsi:type="string">multiselect</item>

          <item name="dataScope" xsi:type="string">customer_country</item>

          <item name="validation" xsi:type="array">

            <item name="required-entry" xsi:type="boolean">true</item>

         </item>

        </item>

      </argument>

    </field> 

Create a CustomerCountry.php file in vendor_name\module_name\Model\Options\

<?php

namespace vendor_name\module_name\Model\Options;

use Magento\Framework\Option\ArrayInterface;

class CustomerCountry implements ArrayInterface {

    protected $_customers;

    protected $_countryFactory;

    public function __construct(\Magento\Customer\Model\Customer $customers, \Magento\Directory\Model\CountryFactory $countryFactory) {

        $this->_customers = $customers;

        $this->_countryFactory = $countryFactory;

    }

    public function toOptionArray() {

        $customersdata = $this->_customers->getCollection()->addAttributeToSelect("*")->load();

        foreach ($customersdata as $data) {

            $customerAddress = $data->getAddresses();

            foreach ($customerAddress as $cdata) {

                $countrycode = $cdata->getCountryId();

                $fullCountryName = $this->getCountryName($countrycode);

                $this->_options[] = ['label' => $fullCountryName, 'value' => $countrycode];

            }

        }

        $uniqueCountry = array_map("unserialize", array_unique(array_map("serialize", $this->_options)));

        return $uniqueCountry;

    }

    public function getCountryName($countryCode) {

        $country = $this->_countryFactory->create()->loadByCode($countryCode);

        return $country->getName();

    }

}