建立Constructor​. 傳統function constructor​. 過去使用 function constructor 來建構物件，並且搭配prototype 來建議物件可使用的方法：. ... <看更多>

Course Links: - VS Code editor - https://code.visualstudio.com/ - GitHub repository (course files) ... ... <看更多>

In this lecture, you will learn another way to define a blueprint to instantiate objects in JavaScript and that is by using JavaScript ES6 ... ... <看更多>

It's not saying require is not a function, it's saying require(...) is not a function. :-) You're trying to call the result of require(. ... <看更多>

In the Person class, the constructor() is where you can initialize the properties of an instance. JavaScript automatically calls the constructor() method when ... ... <看更多>

class Base2 { constructor(x) { this = [ ]; //create a new exotic array instance Object.setPrototypeOf(this, new^.prototype); this[0] = x; } ... ... <看更多>

You can do this in JavaScript because it does not use true classes (and a class in ECMA Script is not a true class either), nor is JavaScript a ... ... <看更多>