Session in Asp.net

1. Open Visual Studio
2. Create a New Website
3. Create 2 Web Pages as below

4. Write the code on Button_Click event

 protected void Button1_Click(object sender, EventArgs e)

    {

        Session["username"] = txtusername.Text;

        Response.Redirect("SessionDisplay.aspx");

    }

5. Add Web Page SessionDisplay.aspx and placeLabel on it.

6. Write code on Page_Load event of SessionDispaly.aspx. you will see result as below image

 if (Session["username"] != null) 

        {

            Label1.Text = Session["username"].ToString();

        }