Run results for: Array Slicing

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 10 months ago

Test name	Executions per second
Array.slice	3370281.2 Ops/sec
Array.push	217007.7 Ops/sec
Array[index] with known size	221830.6 Ops/sec
Array[index] with unknown size	218936.0 Ops/sec

Tests:

Array.slice
const elements = document.all; const arr = Array.prototype.slice.call(elements, 100, 200);
Array.push
const elements = document.all; const amount = elements.length; const arr = []; for (let i = 100; i < 200; i++) arr.push(elements[i]);
Array[index] with known size
const elements = document.all; const arr = Array(100); for (let i = 100; i < 200; i++) arr[i - 100] = elements[i];
Array[index] with unknown size
const elements = document.all; const arr = []; for (let i = 100; i < 200; i++) arr[i - 100] = elements[i];