JSFiddle - React, Tailwind, and code Playground
by pimvdb
HTML
<a href="#" onClick="console.log(a, b, c)">Test</a>
JavaScript
var elem = document.getElementsByTagName("a")[0];
window.a = 1;
document.a = 2;
elem.a = 3;
window.b = 4;
document.b = 5;
window.c = 6;