Show Alert Message from Code Behind(Server Side)

Show Alert Message from Code Behind(Server Side)

C#

I want to Show alert in page load

12345678910111213  protected void Page_Load(object sender, EventArgs e)
{
  string message = "Hello! Mudassar.";
  System.Text.StringBuilder sb = new System.Text.StringBuilder();
  sb.Append("");
  ClientScript.RegisterClientScriptBlock(this.GetType(), "alert", sb.ToString());
}

Open (Show) BootStrap Modal Popup from Server Side in ASP.Net

Please refer this code.

Html Coding

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                                Registration done Successfully


                            
                        

                            
                            
                        


                

            

        

C#

123456protected void Page_Load(object sender, EventArgs e)
{
    ClientScript.RegisterStartupScript(this.GetType(), "alert", "ShowPopup();", true);
    this.lblMessage.Text = "Your Registration is done successfully. Our team will contact you shotly";
}

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