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Run results for:
Proxy vs Proxy reflect vs prototype vs direct
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Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Mobile Safari/537.36 EdgA/144.0.0.0
Browser:
Chrome Mobile 144
Operating system:
Android
Device Platform:
Mobile
Date tested:
3 months ago
Test name
Executions per second
Proxy
6216.6 Ops/sec
Prototype
19316.3 Ops/sec
Direct
401192.3 Ops/sec
Proxy reflect
4916.9 Ops/sec
Script Preparation code:
var obj = {} var cnt = 1000 for (let i = 0; i < cnt; i++) { obj[i] = i + '' } var proxyReflect = new Proxy(obj, { get(obj, prop, reciever) { return Reflect.get(obj, prop, reciever) } }) var proxy = new Proxy(obj, { get(obj, prop, reciever) { return obj[prop] } }) var protoObj = Object.create(obj, {})
Tests:
Proxy
for (let i = 0; i < cnt; i++) { proxy[i] }
Prototype
for (let i = 0; i < cnt; i++) { protoObj[i] }
Direct
for (let i = 0; i < cnt; i++) { obj[i] }
Proxy reflect
for (let i = 0; i < cnt; i++) { proxyReflect[i] }