Run results for: Key lookup using different methods.

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36

Browser: Chrome 91

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Script Preparation code:

var myObj = {
    one: 1,
    two: 2,
    three: 3
}
var keys = Object.keys(myObj)
var myMap = new Map(Object.entries(myObj))

Tests: