<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="WebApplication3.WebForm1" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/css/bootstrap.min.css" />
<script src="https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.slim.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/js/bootstrap.bundle.min.js"></script>
<script type="text/javascript">
function getConfirmation(sender, title, message) {
$("#spnTitle").text(title);
$("#spnMsg").text(message);
$('#modalPopUp').modal('show');
$('#kapat').attr('onclick',
"f();");
$('#btnConfirm').attr('onclick', "$('#modalPopUp').modal('hide');setTimeout(function(){" + $(sender).prop('href') + "}, 50);");
return false;
}
function f() {
$('#<%=litMsg.ClientID%>').text("");
return false;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<div id="modalPopUp" class="modal fade" role="dialog">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal">×</button>
<h4 class="modal-title">
<span id="spnTitle"></span>
</h4>
</div>
<div class="modal-body">
<p>
<span id="spnMsg"></span>.
</p>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal" id="kapat">Close</button>
<button type="button" id="btnConfirm" class="btn btn-danger">
Yes, please</button>
</div>
</div>
</div>
</div>
<asp:LinkButton ID="lnkDelete" runat="server" CssClass="btn btn-danger" OnClientClick="return getConfirmation(this, 'Please confirm','Are you sure you want to delete?');" OnClick="lnkDelete_Click">Delete</asp:LinkButton>
<br />
<asp:Label ID="litMsg" Text="" runat="server" />
<%--<asp:Literal ID="litMsg" runat="server"></asp:Literal>--%>
</div>
</form>
</body>
</html>
c# kısmı
protected void lnkDelete_Click(object sender, EventArgs e)
{
litMsg.Text = "Record deleted successfully";
}