do i have to install jquery to use it code example
Example 1: how to download jquery
You have quite a few options
You can get the whole source
Uncompressed dev: https:
Compressed production: https:
You the simply save the code into a Javascript file and include it in the usual way
<script type="text/javascript" src="jquery.js"></script>
Or point to a CDN, such as Google's
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
You can get it using NPM, Yarn or Bower
npm install jquery
yarn add jquery
bower install jquery
You can even get the latest builds from GitHub
git clone git:
Example 2: html include jquery
<!-- Wrap inside the head tag -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
Example 3: jquery version how
if (typeof jQuery != 'undefined') {
alert(jQuery.fn.jquery);
}
Example 4: html how to add jquery
<!--You can insert Jquery into HTML with the <script> tag in the <head>-->
<!--Insert the next line of code into your <head> tags.-->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script> <!-- jquery (help with javascript) -->