ASP.NET calling code behind server side function from Javascript

January 09 2021 by Admin

In this article, we have described how to calling code behind server-side function from Javascript in ASP.NET with an example and a sample code.

In this article, we have described how to calling code behind server-side function from Javascript in ASP.NET with an example and a sample code. We are set in scriptmanager property “EnablePageMethods = True”.

ASPX

We have provided html code below.

<html>

<title>ASP.NET calling code behind server side function from Javascript</title>

function callmethod() {

var val = $get("txtval").value;

PageMethods.SetValue(val, OnSuccess, OnFailure);

}

function OnSuccess(result) {

if (result) {

alert(result);

}

function OnFailure(error) {

}

</script>

</head>

<body>

<div>

<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods="True">

</asp:ScriptManager>

Enter Value:

<asp:TextBox ID="txtval" runat="server"></asp:TextBox>

<asp:Button ID="btnCall" runat="server" Text="Call" OnClientClick="callmethod()" />

</div>

</form>

</body>

</html>

CS

[WebMethod]

public static string SetValue(string val)

{

return val;

}

Javascript
ASP.NET

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ASP.NET calling code behind server side function from Javascript

CS

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Home > ASP.NET > ASP.NET calling code behind server side function from Javascript

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