bitrix парсер телефона

 подключаем 

use Bitrix\Main\UserPhoneAuthTable;

use Bitrix\Main\Analytics\Catalog;

$phone = '+7 999 999-99-99';

var_dump(Bitrix\Main\UserPhoneAuthTable::normalizePhoneNumber($phone, 'ru'));//+79999999999

var_dump(Bitrix\Main\Analytics\Catalog::normalizePhoneNumber($phone));//79999999999