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Mail id checking using c#.net

Posted By:laptop charles       Posted Date: September 04, 2010    Points: 10    Category: Visual Studio    URL: http://www.dotnetspark.com  

Mail id checking

It just used indexOf concept.
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace Check_emailId_or_not
    public partial class Form1 : Form
        public Form1()

        private void Submit_Click(object sender, EventArgs e)
            string emailid = txtemail.Text;
            int check = emailid.IndexOf("@");

            if (check <1)
               MessageBox .Show ("Invalid mail Id");
                MessageBox .Show ("Mail Id is correct");



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