Java tutorial
//package com.java2s; /** * Copyright (c) 2015-present, MaxLeapMobile. * All rights reserved. * ---- * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ import android.telephony.PhoneNumberUtils; public class Main { public static boolean isMobileNo(String mobileNo) { return PhoneNumberUtils.isGlobalPhoneNumber(mobileNo); } }