Saturday, 5 October 2013

How to get ASP.NET Label and TextBox values in JavaScript


 In this article I will explain How to get ASP.NET Label and TextBox values in JavaScript

Get Asp.net Textbox And Label Value in JavaScript

To get ASP.NET textbox or label value in JavaScript we need to write a code like as shown below

Get label value
var Name = document.getElementById("<%=lblName.ClientID %>").innerHTML

Get label value

var LastName = document.getElementById("<%=txtLastName.ClientID %>").value;


If you want to see it in complete example check below code

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Get Asp.net Textbox Value in JavaScript</title>
<script type="text/javascript">
function getvalues() {
var LastName = document.getElementById("<%=txtLastName.ClientID %>").value;
var Name = document.getElementById("<%=lblName.ClientID %>").innerHTML;
alert("Textbox Value: "+name+"\n" +"Label Value: "+ amount);
return false
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
UserName:<asp:TextBox ID=" lblName " runat="server" /><br />
LastName:<asp:Label ID=" txtLastName " runat="server" Text="10000"/><br />
<asp:Button ID="btnValidate" runat="server" Text="Get Values" OnClientClick="javascript:getvalues();" />
</div>
</form>
</body>
</html>

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