JSFiddle - React, Tailwind, and code Playground

HTML

<div id="restrict" style="width:100px">
<p>
<b>It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. The point of using Lorem Ipsum is that</b>
</p>
</div>

JavaScript

if($('#baslik').text().length > 50) {
	$('#baslik').text($('#baslik').text().substring(0,50) + '...');
}