JSFiddle - React, Tailwind, and code Playground
by karthick6891
HTML
<!--duplicate finding-->
<p id="demo">Hello, Hello Hello are you! </p>
JavaScript
var span = document.getElementById('demo'),
text = span.innerHTML.split(/(\W+)/).map(function(currValue, i, array) {
if (i == array.indexOf(currValue) || i % 2)
return currValue;
return '';
}).join('');
span.innerHTML = text;