So installieren Sie JQuery
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
Attractive Albatross
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head><script type="text/javascript" src="http://code.jquery.com/jquery-latest.min.js"></script><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>npm install jquery<script type="text/javascript" src="http://code.jquery.com/jquery-latest.min.js"></script>
npm install jquery