Run results for: Array slice vs for loop

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 14_8_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/40.2 Mobile/15E148 Safari/605.1.15

Browser: Mobile Safari 14

Operating system: iOS 14.8.1

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
slice	11809900.0 Ops/sec
push	3164037.2 Ops/sec

Script Preparation code:

var data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];

AخA
 
var data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];

Tests:

slice
var copy = data.slice(3, 8);
var copy = data.slice(3, 8);

push

var copy = [];
for (var i = 3; i < 8; i++) {
  copy.push(data[i])
}

 
var copy = [];for (var i = 3; i < 8; i++) {  copy.push(data[i])}