Benchmark: Reflect vs Property

Script Preparation code:

window.top.tests = {reflect:[], property:[]};
window.test = (new Array(1000)).fill({a: 5});

Tests:

Reflect
window.top.tests.reflect = window.test.map(obj => Reflect.get(obj, 'a'));
Property
window.top.tests.property = window.test.map(obj => obj['a']);

Rendered benchmark preparation results:

Previous results

Test case name	Result
Reflect
Property

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Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36 OPR/68.0.3618.125

Browser/OS: Opera 68 on Windows

Test name	Executions per second
Reflect	5077.2 Ops/sec
Property	357730.8 Ops/sec

Reflect vs Property (version: 0)