JSFiddle - React, Tailwind, and code Playground

HTML

<div id="myDiv">fsdfsfsd</div>
<input type="button" onclick="window.toggle('myDiv');" value="toggle"/>

JavaScript

window.toggle = (function() {
    // an object to keep state for elements
    var state = {};
    return function(id){
        var el = document.getElementById(id);
        var elState = (state[id] = !state[id]);
        el.style.display = elState ? "none" : "block";
    };
})();