Run results for: map VS keys VS hasOwnProperty

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36

Browser: Chrome 91

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Tests:

map
const myObj = {one:1,two:2,three:3} const myMap = new Map(Object.entries(myObj)) myMap.has("one")
keys
const myObj = {one:1,two:2,three:3} const keys = Object.keys(myObj) keys.includes("one")
hasOwnProperty
const myObj = {one:1,two:2,three:3} Object.prototype.hasOwnProperty.call(myObj, "one")