Enable and Disable Button using JQuery

In this tutorial we will see how to Enable and Disable Button using JQuery. The jQuery attr() Method and jQuery click() Method are used for this purpose.


HTML Code is given below, This code contains three HTML buttons. One is main button and other two buttons are used to enable and disable that button.

<!DOCTYPE html>
<html lang="en">
<meta charset="utf-8">
<title>Enable and Disable Button using JQuery</title>
<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>  
<button onclick="alert('Hello!')" id='btn'>Main Button</button>
<button id='disable'>Disable</button>
<button id='enable'>Enable</button>     

jQuery attr() Method

The jQuery attr() Method is used to set or get the attributes and values of selected HTML element.

In this example attr() Method is used to set value of disable attribute to true and false.

HTML disabled Attribute

The HTML disabled Attribute is used to disable or enable the html elements.

HTML disabled Attribute is a Boolean attribute. The disable attribute is set to true to disable the html element and it is set to false to enable the html element.

jQuery click() Method

The jQuery click() Method is used to tie the click event of selected HTML element with a defined function.

This means that click() Method will execute the defined function whenever selected element is clicked.

JQuery Code

JQuery Code is given below, In this code two functions are defined for two different buttons to enable and disable the main button. The jQuery click() Method will execute both these functions.

The jQuery attr() Method will set the value of disabled attribute to either true or false which will disable or enable the main button.

Take a look at the code given below.

$( "#disable" ).click(function() {
  $("#btn").attr("disabled", true);
$( "#enable" ).click(function() {
  $("#btn").attr("disabled", false);

Video Tutorial

Watch video tutorial on how to Enable and Disable Button using JQuery.

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