Run results for: traverse Array vs Set

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36 Edg/144.0.0.0

Browser: Chrome 144

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 5 months ago

array

134.4M/s

set

116.8M/s

View exact numbers

Test name	Executions per second
✓ array	134,419,520 Ops/sec
set	116,767,360 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

let arr = [];
let set = new Set();
function createArray() {
  for(let i=0; i< 1e4; i++) {
    arr.push(Math.random());
    set.add(Math.random());
  }
}

function operator(num){
  return num++
}

function traverseSet() {
  set.forEach(operator)
}

function traverseArray() {
  for(let i=0; i< arr.length; i++) {
    operator(arr[i])
  }
}

Tests:

array
traverseArray()
set
traverseSet()

Run results for: traverse Array vs Set

array与set遍历性能对比

array

set