Run results for: map vs forEach Chris

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36

Browser: Chrome 83

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
map	10.8 Ops/sec
forEach	49.7 Ops/sec

Script Preparation code:

var largeArray = Array(1000000).fill('x');

AخA
 
var largeArray = Array(1000000).fill('x');

Tests:

largeArray.map( (value) => { return value+'y';});

 
largeArray.map( (value) => { return value+'y';});

forEach
largeArray.forEach((value) => { return value +'y';});
largeArray.forEach((value) => { return value +'y';});