JSFiddle - React, Tailwind, and code Playground

by btipling

JavaScript

var obj = {};

var foo = Symbol("foo");

Object.defineProperty(obj, foo, {
    value: "foobar",
});

//console logs []
console.log(Object.getOwnPropertyNames(obj));

//console logs [Symbol(foo)]
console.log(Object.getOwnPropertySymbols(obj));