Server side Confirmation code Programmatically in C#

Write this code at server side where you want to display confirmation box

Server side Confirmation code :


var sbk = new StringBuilder();
sbk.AppendFormat("var foo = window.confirm('Data Already Exists.Do you want to replace?');\n");
sbk.Append("if (foo)\n");
sbk.Append("__doPostBack('MyConfirmationPostBackEventTarget', foo);\n");
ClientScript.RegisterStartupScript(GetType(), "MyScriptKey", sbk.ToString(), true);
ClientScript.GetPostBackEventReference(this, string.Empty);


In page load write this code


ClientScript.GetPostBackEventReference(this, string.Empty);
if (IsPostBack)
{
string eventTarget = Request["__EVENTTARGET"] ?? string.Empty;
string eventArgument = Request["__EVENTARGUMENT"] ?? string.Empty;

switch (eventTarget)
{
case "MyConfirmationPostBackEventTarget":
if (Convert.ToBoolean(eventArgument))
{
AfterUserConfirmationHandler(tablename);
}
break;
}
}