Benchmark: Map vs Object Extended

Script Preparation code:

var map = new Map();
var obj = {};

for (i = 0; i < 10000; i++) {
  map.set(i, i);
  obj[i] = i;
}

var i = 0, count = 1000, result;

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
Map lookup
Obj lookup

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Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36

Browser/OS: Chrome 83 on Mac OS X 10.15.5

Test name	Executions per second
Map lookup	3102.2 Ops/sec
Obj lookup	3265.0 Ops/sec

Map vs Object Extended (version: 0)