<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
</head>
<body>
<p class="pc">Text text text</p>
<p class="p_new"></p>
<script>
$(document).ready(function() {
var pp = $(".pc"); // get
$(".p_new").text("p_new: " + pp[0].innerHTML); // set
});
</script>
</body>
</html>
<!--
run:
Text text text
p_new: Text text text
-->