Using jQuery How We Can Limit Number of Characters in Textarea or Textbox

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Here Pawan Kumar will explain how to use jQuery to limit number of characters in textarea(textbox).This will work even when user is copying and pasting text into the textarea or textbox or in other words how can we use jQuery to restrict textbox's or textarea's length with detailed example.


Introduction:

Here Pawan Kumar will explain how to use jQuery to limit number of characters in textarea(textbox) in ASP.NET.This will work even when user is copying and pasting text into the textarea or textbox or in other words how can we use jQuery to restrict textbox's or textarea's length with detailed example.

Description:

In previous post I explainedHow to use AJAX Timer Control in ASP.NET using C# with Example and Source Codes,How can we Insert, Update, Delete Records in ASP.NET Server Control ListView in ASP.NET with C#,How to Convert Numbers to Words String in ASP.NET using C#,Get todays Day Name SQL server,Set meta tag in asp.net programmaticaly for creating seo friendly websites,How to validate or check whether checkbox is checked or not using ASP.NET and jQuery with example.and many more articles.

Now I will explain how to use jQuery to limit number of characters in textarea(textbox)

So follow the steps to learn and Using  jQuery How We Can Limit Number of Characters in Textarea or Textbox.

Step 1: First, we start by creating an Empty ASP.NET web site in Visual Studio .NET 2010.

create-new-website

opy-paste-text/create-new-website-2

Step 2: Create an ASPX Page for Right Click on Solution Explorer > Add Items > Web > Webform and save it as "Default.aspx".When we first open our Default.aspx page

add-new-aspx-page

add-new-aspx-page-4

Step 3: Add the jQuery CDN like below to the default page.To implement this we need to write the code lilke as shown below

 

Must Read: Load jQuery .js file even if the Google CDN is down

Step 4:  Write the jQuery Codes like below:-

    

Step 5: Complete Source Code

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

"-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
"http://www.w3.org/1999/xhtml">

    Using jQuery Limit Number of Characters <span style=" color: Blue;">in</span> a TextArea
    
    


    
"spnRemaining">150 Characters left

 

Step 6: Output will be like below screenshot.

jquery-limit-number-characters-in-textarea-textbox-even-copy-paste-text

Conclusion:
So, In this tutorial we have learned, Using  jQuery How We Can Limit Number of Characters in Textarea or Text in ASP.NET with detailed explanation.

Download Source Codes


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