isValidShortNumberForRegion

isValidShortNumberForRegion(number, regionDialingFrom) is used to checks whether a short number matches a valid pattern in a region.

Usage

Using Standard JavaScript:

// Get an instance of ShortNumberInfo

const shortInfo = require('libphonenumbers').ShortNumberInfo.getInstance();

// Get an instance of PhoneNumberUtil

const phoneUtil = require('libphonenumbers').PhoneNumberUtil.getInstance();

// Parse number with US country code and keep raw input

const number = phoneUtil.parseAndKeepRawInput('202-456-2121', 'US');

// Check 202-456-2121 is valid short number for US region

console.log(shortInfo.isValidShortNumberForRegion(number, 'US'));

// false

Using ECMAScript (ES):

import libphonenumbers from 'libphonenumbers';

// Get an instance of ShortNumberInfo

const shortInfo = libphonenumbers.ShortNumberInfo.getInstance();

// Create an instance of PhoneNumberUtil

const phoneUtil = libphonenumbers.PhoneNumberUtil.getInstance();

// Parse number with US country code and keep raw input

const number = phoneUtil.parseAndKeepRawInput('202-456-2121', 'US');

// Check 202-456-2121 is valid short number for US region

console.log(shortInfo.isValidShortNumberForRegion(number, 'US'));

// false