Run results for: Class versus factory

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36

Browser: Chrome 143

Operating system: Windows

Device Platform: Desktop

Date tested: 6 months ago

Factory

2.4M/s

Class

38K/s

View exact numbers

Test name	Executions per second
✓ Factory	2,421,246 Ops/sec
Class	38,005 Ops/sec

HTML Preparation code:

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Tests:

Class
class PositionComponent { constructor(x, y) { if(typeof x !== 'number') throw new Error('x must be a number'); if(typeof y !== 'number') throw new Error('y must be a number'); this.x = x; this.y = y; } } for(let i = 0; i < 1000; i++) { const component = new PositionComponent(i, i); }
Factory
const createPositionComponent = (x, y) => { if(typeof x !== 'number') throw new Error('x must be a number'); if(typeof y !== 'number') throw new Error('y must be a number'); return { x: x, y: y, }; } for(let i = 0; i < 1000; i++) { const component = createPositionComponent(i, i); }