JSFiddle - React, Tailwind, and code Playground

by chrisramakers

JavaScript

document.write(typeof null, ' <br>'); // "object" 
document.write(typeof undefined, '<br>'); // "undefined" 
document.write(typeof 0, '<br>'); // "number"
document.write(typeof NaN, '<br>'); // "number"
document.write(typeof true, '<br>'); // "boolean" 
document.write(typeof "foo", '<br>'); // "string" 
document.write(typeof {}, '<br>'); // "object" 
document.write(typeof function () {}, '<br>'); // "function" 
document.write(typeof [], '<br>'); // "object"