Using jQuery find all textareas, and makes a border. Then adds all paragraphs to the jQuery object to set their borders red

<!DOCTYPE html>

<html>

<head>

<script

src="https://code.jquery.com/jquery-3.5.1.slim.min.js"

integrity="sha256-4+XzXVhsDmqanXGHaHvgh1gMQKX40OUvDEBTu8JcmNs="

crossorigin="anonymous"></script>

</head>

<body>

<p>hello world</p>

<p>caroline</p>

<br>

$("button").click(function()

{

$("textarea,p").css("border","2px solid blue");

})

</script>

</body>

</html>

Coding Tutorials