ReasonJun

In TypeScript, the this keyword is used to refer to the current instance of an object or class within a method or function. It represents the context in which a function is called or an object is accessed. The behavior of this can vary depending on the context in which it is used. Let's explore some common scenarios: In Object Methods: When this is used inside a method of an object, it refers to..

// this binding // 'this' is dynamically determined by the caller! function Hello(name) { this.name = name; this.printName = function () { console.log(`My name is ${this.name}`); }; } function YourName(name) { this.name = name; this.printName = function () { console.log(`Your name is ${this.name}`); }; } const youjun = new Hello('youjun'); const neo = new YourName('neo'); youjun.printName(); // ..

In JavaScript, the this keyword refers to the context in which a function is executed. It is a special keyword that provides a reference to the object on which a method or function is being invoked. The value of this is determined dynamically at runtime based on how a function is called, rather than being lexically bound during the function's definition. The behavior of this depends on the invoc..