JSFiddle - React, Tailwind, and code Playground
by entropo
HTML
<div id="fixme">My cow always gives milk.</div>
<br>
<button>Change text</button>
JavaScript
$("button").click(function() {
var srctext = $("#fixme").text();
console.log("old text: " + srctext);
var re = /.*cow\s+(.*)\s+milk.*/;
var newtext = srctext.replace(re, "$1");
console.log("new text: " + newtext);
$("#fixme").text(newtext)
});