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JQUERY

jQuery is a JavaScript library that simplifies many coding tasks. Among many capabilities,jQuery allows multiple elements to be selected for manipulation at once, and some animation effects to take place. Many extensions to JavaScript require the use of jQuery.To use it, first download the file from: http://jquery.com/download/Then include the library script, about 88KB, as in the following:


RESETRUNFULL
<!DOCTYPE html><html><head><script src="jquery-3.5.1.min.js"></script>
                                              <!-- compressed version --><script>
   $(document).ready(function(){
       $("button").click(function(){
             $("p").fadeOut(5000);});});</script></head><body>
   <p>Paragraph 1</p>
   <p>Paragraph 2</p>
   <p>Paragraph 3</p>
   <button>remove all paragraphs</button></body></html>

……<script src="https://code.jquery.com/jquery-3.5.1.min.js" integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=" crossorigin="anonymous"></script>……

Most jQuery functions return an array-like jQuery object, allowing the functions to be chained.