what is javascript promises?
https://medium.com/javascript-scene/master-the-javascript-interview-what-is-a-promise-27fc71e77261
what is callbacks
class
-
strict mode ?
- constructor
class Rectangle {
constructor(height, width) {
this.height = height;
this.width = width;
}
// Getter
get area() {
return this.calcArea();
}
// Method
calcArea() {
return this.height * this.width;
}
}
const square = new Rectangle(10, 10);
console.log(square.area); // 100
