Run results for: slice vs new array

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_1_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1.2 Mobile/15E148 Safari/604.1 Lark/7.4.27 LarkLocale/zh_CN ChannelName/Feishu LKBrowserIdentifier/E9255F45-8E1A-45EA-AAA6-53A0DFC30EE8

Browser: Mobile Safari 17

Operating system: iOS 17.1.2

Device Platform: Mobile

Date tested: 2 years ago

slice half

20.4M/s

slice all

17.8M/s

View exact numbers

Test name	Executions per second
✓ slice half	20,447,228 Ops/sec
slice all	17,812,900 Ops/sec

Script Preparation code:

var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

Tests:

slice all
var brr = arr.slice()
slice half
var crr = arr.slice(4,6)