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class Parent {
    constructor(name) {
        this.name = name;
    }
}
Parent.prototype.greet = () => {
    console.log(`Hi, I'm ${this.name}`);
}
var mom = new Parent("Mom");
mom.greet() // "Hi, I'm Mom"

wgottschalk

class Parent {
    constructor(name) {
        this.name = name;
    }
    greet() {
        console.log(`Hi, I'm ${this.name}`);
    }
}

var mom = new Parent("Mom");

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function NEW(constructor, argsArray) {
    var obj = {}; // step 1
    obj.__proto__ = constructor.prototype; // step 2
    constructor.apply(obj, argsArray); // step 3
    return obj; // step 4
}
function Parent(name) {
    this.name = name;
}
Parent.prototype.greet = function() {

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var test = "hello world"

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var test = hello world