Structure of the Problem Requirements
In this problem we will learn how to validate an email address in Java Program. Java has many builtin libraries which help developers in developing . String matches function is used for this problem. In a string we define the sequence of email address and then pass this string as a argument to string matches function . Here is the source code of this problem which help you in better understanding .
Source Code
import java.util.Scanner;
public class Email{
public static void main(String[] args) {
Scanner input = new Scanner (System.in);
String email_validation = "^[\\w-_\\.+]*[\\w-_\\.]\\@([\\w]+\\.)+[\\w]+[\\w]$";
String email = "";
System.out.println(" Enter Email Address ");
email= input.nextLine();
if (email.matches(email_validation))
{
System.out.println(" Validate Email");
}
else
{
System.out.println(" Not Validate Email ");
}
}
}
Output of the Program
 |
| Email Validation in Java Program |
