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How to get the confirm() value with C# code

string jScript;

 

jScript = "<script> function processConfirm(answer) {if (answer) {return 'Facilitator Deleted';}else {return 'Cancelled';}} var confirmAnswer = confirm('You sure to delete ?');var theAnswer = processConfirm(confirmAnswer);alert(theAnswer);</script>";

 

ClientScript.RegisterClientScriptBlock(this.GetType(), "keyClientBlock", jScript);

 

 

/* SqlCommand cmd = new SqlCommand("TrainerFilter", conn);

 

cmd.CommandType = CommandType.StoredProcedure;

 

 

cmd.Parameters.Add("@EmployeeID", SqlDbType.Int, 50).Value = TextBox1.Text.Trim();

 

 

cmd.Parameters.Add("@result", SqlDbType.Int, 50).Direction = ParameterDirection.Output;

 

 

conn.Open();

 

 

cmd.ExecuteNonQuery();*/

       

if (confirm("Are you sure you want to proceed?")==true)

   {

     hiddenField.value = 'true';

     return true;

   }

   else

   {

     hiddenField.value = 'false';

     return false;

   }

 }

       

<script type="text/javascript">

    processConfirm = function() {

        var result = confirm("Are you sure you want to delete this?");

        if (!result) {

            alert("Cancelled"); //or set a label or whatever

            return false; //cancel postback

        }

        return true; //perform postback

    }

</script>

<asp:Button ID="Button1" runat="server" OnClientClick="return processConfirm();" OnClick="Button1_Click" />

       

protected void Button1_Click(object sender, EventArgs e)

{

    //perform the delete logic since because if you reach here

    //you know that the user confirmed

 

    //throw up an alert when the page is reloaded confirming that the deletion

    //you could also set a label here instead of an alert if you wanted

    Page.ClientScript.RegisterStartupScript(this.GetType(), "confirmDelete", "alert('User was deleted');", true);

}