Alert box to take confirmation for data insertion

Mufid Bagdadi

10y1.6k.NET

I am developing a web application in ASP.NET C# i want to generate a alert box which have value from session and two button yes and no, if yes is click its should redirect either return to same page without post back. Kindly help me to solve the issue.

5 Replies

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Vinay Singh10y ago
Hi
<html xmlns="http://www.w3.org/1999/xhtml">

<head runat="server">

<title>JavaScript Confirm Message From Code Behind in Asp.Net Using C#title>

<script language="javascript">

function ConfirmMessage() {

var selectedvalue = confirm("Do you want to save data?");

if (selectedvalue) {

document.getElementById('<%=txtconformmessageValue.ClientID %>').value = "Yes";

} else {

document.getElementById('<%=txtconformmessageValue.ClientID %>').value = "No";

}

}

script>

head>

<body>

<form id="form1" runat="server">

<div>

<h3>JavaScript Confirm Message From Code<br /> Behind in Asp.Net Using C#h3>

<asp:HiddenField ID="txtconformmessageValue" runat="server" />

<asp:Button ID="btnsubmit" runat="server" Text="Submit"

OnClientClick="javascript:ConfirmMessage();" onclick="btnsubmit_Click"/>

div>

form>

body>
html>
Now server side code
protected void btnsubmit_Click(object sender, EventArgs e)
{

if (txtconformmessageValue.Value == "Yes")

{

Page.ClientScript.RegisterStartupScript(this.GetType(), "Confirm value", "alert('You have clicked on YES.')", true);

}

else

{

Page.ClientScript.RegisterStartupScript(this.GetType(), "Confirm value", "alert('You have clicked on CANCEL.')", true);

}

}
Try the below link
JavaScript Confirm Message From Code Behind in Asp.Net Using C#
0
John10y ago
HTML & JS code
<script type = "text/javascript">
function callJS()
{
var a = '<%=CallCsharp()%>';
}
</script>
<asp:Button ID="Button1" runat="server" OnClientClick="callJS" Text="Upload" />

C# code

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{

}
public string CallCsharp()
{
string str = "testing";
}
}
0
Mufid Bagdadi10y ago
Vasanti what if i want run a method rather then redirection.
0
John10y ago
protected void Button1_Click(objectsender,EventArgse)
{
ClientScriptManager CSM=Page.ClientScript;
if(!ReturnValue())//or check session
{
stringstrconfirm="";
CSM.RegisterClientScriptBlock(this.GetType(),"Confirm",strconfirm,false);
}
}
0
Ranjit Powar10y ago
Use jquery ui dialogbox.
0