Run results for: proxy access vs function access

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.3.2

Device Platform: Mobile

Date tested: one year ago

baseline property access

14.7M/s

function access

13.2M/s

proxy access

13.0M/s

View exact numbers

Test name	Executions per second
✓ baseline property access	14,681,554 Ops/sec
function access	13,196,346 Ops/sec
proxy access	13,019,390 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

function useTest() {
    const obj = {
        a: 'something'
    }

    const proxy = new Proxy(obj, {
        get(target, key) {
            return target[key]
        }
    })

    function getA() {
        return obj.a
    }
  
    return {
        obj,
        proxy,
        getA
    }
}

Tests:

baseline property access
const {obj} = useTest() const a = obj.a
function access
const {getA} = useTest() const a =getA()
proxy access
const {proxy} = useTest() const a = proxy.a