Run results for: shallow clone map vs clone object

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0

Browser: Firefox 140

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

clone object

13.3M/s

clone map

4.9M/s

View exact numbers

Test name	Executions per second
✓ clone object	13,303,334 Ops/sec
clone map	4,943,031 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Tests:

clone map
const mapA = new Map([['a', 1], ['b', 2], ['c', 3], ['d', 4], ['e', 5]]) const mapB = new Map(mapA)
clone object
const objA = { a: 1, b: 2, c: 3, d: 4, e: 5 } const objB = { ... objA}