Am using this Example link https://www.aspsnippets.com/Articles/Show-number-of-characters-remaining-in-TextArea-in-real-time-using-JavaScript-and-jQuery.aspx
in my side Counting letter is not working
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js">script>
<script type="text/javascript">
$(function () {
//Specifying the Character Count control explicitly
$("[id*=TextBox1]").MaxLength(
{
MaxLength: 15,
CharacterCountControl: $('#counter')
});
});
script>
head>
<body>
<form id="form1" runat="server">
<div id="counter">
div>
<asp:TextBox ID="TextBox1" runat="server" TextMode="MultiLine" Width="300" Height="100"
Text="Mudassar Khan">asp:TextBox>
form>
body>
html>