Run results for: loop vs map v3

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36

Browser: Chrome 65

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
loop and push	3509.6 Ops/sec
map	17939.0 Ops/sec

Script Preparation code:

var array = Array.from({length: 2000}, (_, i) => i * 10)

Tests:

loop and push
var output = [] for(var i = 0; i < array.length; i++) { output.push('<li>element number ' + i + '</li>') }
map
var output = array.map(function (el, i) { return '<li>element number ' + i + '</li>'})