java/Java/Email Validator.java at main · narayankr12/java

38 lines (30 loc) · 1.26 KB

import java.util.Scanner;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class EmailValidation {

public static boolean isValidEmail(String email) {

// Regular expression for email validation

String emailRegex = "^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}$";

// Compile the regular expression

Pattern pattern = Pattern.compile(emailRegex);

// Match the email with the regex pattern

Matcher matcher = pattern.matcher(email);

// Return true if it matches, false otherwise

return matcher.matches();

}

public static void main(String[] args) {

// Create a scanner object for user input

Scanner scanner = new Scanner(System.in);

// Prompt the user to enter an email address

System.out.print("Enter an email address to validate: ");

String email = scanner.nextLine();

// Check if the email is valid and print the result

if (isValidEmail(email)) {

System.out.println("The email address \"" + email + "\" is valid.");

} else {

System.out.println("The email address \"" + email + "\" is invalid.");

}

// Close the scanner to prevent resource leaks

scanner.close();

}

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