Run results for: JS Array[] vs Map.get()

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0

Browser: Firefox 133

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Array[]	1278050944.0 Ops/sec
Map.get	1250163328.0 Ops/sec

Script Preparation code:

var arr = new Array(2000);
var ms = new Map();
var i = 0;

while (i <= 2000) {
  arr[i] = i;
  ms.set(i, i);
  i++;
}

Tests: