Run results for: Proxy target[key] vs Reflect.get vs get function (fixed)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

proxy target[key]

8.7M/s

get function

6.2M/s

proxy wrapped in proxy

4.3M/s

get function wrapped in proxy

3.7M/s

proxy reflect.get

3.4M/s

proxy reflect.get wrapped in proxy

2.4M/s

View exact numbers

Test name	Executions per second
✓ proxy target[key]	8,680,945 Ops/sec
get function	6,223,134 Ops/sec
proxy wrapped in proxy	4,294,172 Ops/sec
get function wrapped in proxy	3,668,758 Ops/sec
proxy reflect.get	3,390,830 Ops/sec
proxy reflect.get wrapped in proxy	2,418,094 Ops/sec

Script Preparation code:

const obj = {
    a: 'a',
    b: 'b',
    c: 'c'
}

const proxyReflect = new Proxy(obj, {
    get(target, key, receiver) {
        return Reflect.get(target, key, receiver)
    }
})

const proxy = new Proxy(obj, {
    get(target, key, receiver) {
        return target[key]
    }
})

function getAFromProxy() {
    return proxy.a;
}

function getA() {
    return obj.a;
}

function getAFromFunction() {
    return getA()
}

function getAFromProxyReflect() {
    return proxyReflect.a;
}

const outerProxyGetFunction = new Proxy({}, {
    get(target, key, receiver) {
        return getAFromFunction()
    }
})

const outerProxyProxy = new Proxy({}, {
    get() {
        return getAFromProxy()
    }
})

const outerProxyProxyReflect = new Proxy({}, {
    get() {
        return getAFromProxyReflect()
    }
})

function getOuterProxyGetFunction(){
 return outerProxyGetFunction 
}

function getOuterProxyProxyAccess(){
 return outerProxyProxy 
}

function getOuterProxyReflectAccess(){
 return outerProxyProxyReflect 
}

Tests:

get function
getAFromFunction()
proxy target[key]
getAFromProxy()
proxy reflect.get
getAFromProxyReflect()
get function wrapped in proxy
getOuterProxyGetFunction().a
proxy wrapped in proxy
getOuterProxyProxyAccess().a
proxy reflect.get wrapped in proxy
getOuterProxyReflectAccess().a