JSFiddle - React, Tailwind, and code Playground
by beradrian
JavaScript
class X {
}
let x = new X();
x.a = 1;
console.log(Object.getOwnPropertyDescriptor(x, "a"));
x.a = undefined;
console.log(Object.getOwnPropertyDescriptor(x, "a"));
delete x.a;
console.log(Object.getOwnPropertyDescriptor(x, "a"));