Java示例电子邮件地址格式验证

import java.util.ArrayList;

import java.util.List;

import java.util.regex.Matcher;

import java.util.regex.Pattern;



public class Main {

   public static void main(String args[]) {

      List emails = new ArrayList();

      emails.add("sairamkrishna@codingdict.com");

      emails.add("kittuprasad700@gmail.com");

      emails.add("sairamkrishna_mammahe%google-india.com");

      emails.add("sairam.krishna@gmail-indai.com");

      emails.add("sai#@youtube.co.in");

      emails.add("kittu@domaincom");

      emails.add("kittu#gmail.com");

      emails.add("@pindom.com");



      String regex = "^(.+)@(.+)$";

      Pattern pattern = Pattern.compile(regex);



      for (Object email : emails) {

         Matcher matcher = pattern.matcher((CharSequence) email);

         System.out.println(email + " : " + matcher.matches());

      }

   }

}