JSFiddle - React, Tailwind, and code Playground
HTML
<div id="element-to-hide">
<h1>
I am visible
</h1>
</div>
JavaScript
var currentInnerHtml;
var element = new Image();
var elementWithHiddenContent = document.querySelector("#element-to-hide");
var innerHtml = elementWithHiddenContent.innerHTML;
element.__defineGetter__("id", function() { currentInnerHtml = "";});
setInterval(function() { currentInnerHtml = innerHtml; console.log(element); console.clear(); elementWithHiddenContent.innerHTML = currentInnerHtml
}, 1000);