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classes.js
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57 lines (44 loc) · 1.55 KB
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// 1. Copy and paste your prototype in here and refactor into class syntax.
// Test your volume and surfaceArea methods by uncommenting the logs below:
// console.log(cuboid.volume()); // 100
// console.log(cuboid.surfaceArea()); // 130
// Stretch Task: Extend the base class CuboidMaker with a sub class called CubeMaker.
// Find out the formulas for volume and surface area for cubes and create those methods using the dimension
// properties from CuboidMaker. Test your work by logging out your volume and surface area.
class CuboidMaker{
constructor(attributes) {
this.length = attributes.length;
this.width = attributes.width;
this.height = attributes.height;
}
};
CuboidMaker.prototype.volume = function(length, width, height){
return this.length * this.width * this.height;
};
CuboidMaker.prototype.surfaceArea = function(length, width, height){
return 2 * (this.length * this.width + this.length * this.height + this.width * this.height);
};
const cuboid = new CuboidMaker({
length: 4,
width: 5,
height: 5
});
// CUBE
class CubeMaker extends CuboidMaker{
constructor(cubeAttributes){
super(cubeAttributes);
}
}
CubeMaker.prototype.volume = function(length){
return Math.pow(this.length, 3);
};
CubeMaker.prototype.surfaceArea = function(length, width, height){
return 6* Math.pow(this.length, 2);
};
const cube = new CubeMaker({
length: 10
})
// console.log(cuboid.volume()); // 100
// console.log(cuboid.surfaceArea()); // 130
// console.log(cube.volume()); // 1000
// console.log(cube.surfaceArea()); // 600