Java tutorial
//package com.java2s; import java.util.regex.Matcher; import java.util.regex.Pattern; public class Main { public static boolean isMobileNO(String mobiles) { Pattern p = Pattern.compile("^((13[0-9])|(15[^4,//D])|(18[0,5-9]))//d{8}$"); Matcher m = p.matcher(mobiles); System.out.println(m.matches() + "---"); return m.matches(); } }