Knowledge Point: JavaScript Get Asp.net Textbox Value | Get Asp.net Label Value in JavaScript

Sunday, 19 January 2014

JavaScript Get Asp.net Textbox Value | Get Asp.net Label Value in JavaScript

Here I will explain how to get asp.net textbox in JavaScript or get asp.net label value in JavaScript or get asp.net control values textbox, label etc in JavaScript.

Description:

In previous articles I explained jQuery display testimonials with CSS example, jQuery get or access session value, jQuery right click context menu example, jQuery Add text to end of div and many articles relating to JQuery, JavaScript, asp.net, code snippets. Now I will explain how to get asp.net textbox or label value in JavaScript.

Get Asp.net Textbox or 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 amount = document.getElementById("<%=lblAmount.ClientID %>").innerHTML

Get label value

var name = document.getElementById("<%=txtUserName.ClientID %>").value;

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

<title>Get Asp.net Textbox Value in JavaScript</title>

function getvalues() {

var name = document.getElementById("<%=txtUserName.ClientID %>").value;

var amount = document.getElementById("<%=lblAmount.ClientID %>").innerHTML;

alert("Textbox Value: "+name+"\n" +"Label Value: "+ amount);

return false

}

</script>

</head>

<body>

<div>

UserName:<asp:TextBox ID="txtUserName" runat="server" /><br />

Amount:<asp:Label ID="lblAmount" runat="server" Text="10000"/><br />

<asp:Button ID="btnValidate" runat="server" Text="Get Values" OnClientClick="javascript:getvalues();" />

</div>

</form>

</body>

</html>

Live Demo

To test live example click on below button

UserName
Amount	10000

Knowledge Point

Sunday, 19 January 2014

JavaScript Get Asp.net Textbox Value | Get Asp.net Label Value in JavaScript

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