Run results for: ES6 Class vs Prototype vs Object Literal vs Array

Test name	Executions per second
✓ Array	745,673,536 Ops/sec
Array w/destr	15,403,582 Ops/sec
Object Literal	725,997 Ops/sec
ES6 Class	364,610 Ops/sec
Function Prototype	323,580 Ops/sec

ES6 Class

class Point {
	constructor(x, y){
		this.x = x;
		this.y = y;
    }

	add(point){
		return new Point(this.x + point.x, this.y + point.y);
    }

	sub(point){
		return new Point(this.x - point.x, this.y - point.y);
    }
}

var p1 = new Point(10, 10);
var p2 = new Point(10, -10);
var sum = p1.add(p2);
var dif = p1.sub(p2);

Function Prototype

function Point(x, y){
	this.x = x;
	this.y = y;
}

Point.prototype.add = function(point){
    return new Point(this.x + point.x, this.y + point.y);
}

Point.prototype.sub = function(point){
	return new Point(this.x - point.x, this.y - point.y);
}

var p1 = new Point(10, 10);
var p2 = new Point(10, -10);
var sum = p1.add(p2);
var dif = p1.sub(p2);

Object Literal

function Point(x, y){
	return {
      	x, 
      	y, 
      	add: (point)=>Point(this.x + point.x, this.y + point.y),
	 	sub: (point)=>Point(this.x - point.x, this.y - point.y)
    }  
}

var p1 = Point(10, 10);
var p2 = Point(10, -10);
var sum = p1.add(p2);
var dif = p1.sub(p2);

Array

function Point(x, y) {
  return [x,y];
}
function Point_add(p0, p1) {
  return [p0[0] + p1[0], p0[1] + p1[1]];
}
function Point_sub(p0, p1) {
  return [p0[0] - p1[0], p0[1] - p1[1]];
}

var p1 = Point(10, 10);
var p2 = Point(10, -10);
var sum = Point_add(p1, p2);
var dif = Point_sub(p1, p2);

Array w/destr

function Point(x, y) {
  return [x,y];
}
function Point_add([x0,y0], [x1,y1]) {
  return [x0 + x1, y0 + y1];
}
function Point_sub([x0,y0], [x1,y1]) {
  return [x0 - x1, y0 - y1];
}

var p1 = Point(10, 10);
var p2 = Point(10, -10);
var sum = Point_add(p1, p2);
var dif = Point_sub(p1, p2);

Run results for: ES6 Class vs Prototype vs Object Literal vs Array

Test the speed and memory usage using 3 different techniques for constructing class objects.

ES6 Class

Function Prototype

Object Literal

Array

Array w/destr