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jQuery Set Maxlength for Multiline Textbox in Asp.net

Dec 19, 2013
Introduction

Here I will explain how to set maxlength for multiline textbox in asp.net using
jQuery or set of maxlength for asp.net multiline textbox in jQuery.
                                                                                   
Description:
  
In previous articles I explained
jQuery disable right click on images, jQuery expand textbox on focus , jQuery slideup slidedown slidetoggle example, jQuery fadein or fadeout example, jQuery create rounded corners for textbox, jQuery show time in webpage and many articles relating to JQuery. Now I will explain how to set maxlength for multiline textbox in asp.net using jQuery.

To implement this we need to write the code like as shown below


<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>jQuery set maxlength for multiline textbox in asp.net</title>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.9.1.js">
</script>
<script type="text/javascript">
$(function() {
$('#txtdesc').keypress(function(e) {
var txt = $(this).val();
if (txt.length > 50) {
e.preventDefault();
}
});
});
</script>
</head>
<body>
<form id="form1" runat="server">
<table>
<tr>
<td>
<b>Enter Text:</b>
</td>
<td>
<asp:TextBox ID="txtdesc" TextMode="MultiLine" runat="server" ></asp:TextBox>
</td>
</tr>
</table>
</form>
</body>
</html>

Live Demo

Enter Text:

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6 comments :

vj said...

It is useful...thanks

Anonymous said...

great!!!!!!!!

Anonymous said...

This wont work in IE if you copy paste the data

Anonymous said...

set property onpaste="return false" for text box

Hemant Chauhan said...

Its Good. But After Writing Data in TextBox we can not select writing data means Ctrl+A Not Appear. So Please Gime Solution for that.

ashutosh shukla said...

it's not working sometime in asp textboxs

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