Script Preparation code:
AخA
 
var iterations =100000;
var step = 100;
var obj = {};
var arr = [];
var map = new Map();
var set = new Set();
var setLengthArr = new Array(iterations);
var typedArray = new Uint32Array(iterations);
Tests:
  • Object

     
    for(let i=0;i<iterations;i+=step){
      obj[i]= i;
      obj[i+1]=obj[i]+1;
    }
  • Array

     
    for(let i=0;i<iterations;i+=step){
      arr[i]=i;
      arr[i+1]= arr[i]+1;
    }
  • Set Length Array

     
    for(let i=0;i<iterations;i+=step){
      setLengthArr[i]=i;
      setLengthArr[i+1] = setLengthArr[i]+1;
    }
  • TypedArray

     
    for(let i=0;i<iterations;i+=step){
      typedArray[i]=i;
      typedArray[i+1]= typedArray[i]+1;
    }
  • map

     
    for(let i=0;i<iterations;i+=step){
      map.set(i,i);
      map.set(i+1,map.get(i)+1)
    }
  • set

     
    for(let i=0;i<iterations;i+=step){
      set.add(i);
      set.add(set.has(i) && i)
    }
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    Object
    Array
    Set Length Array
    TypedArray
    map
    set

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36
Chrome 113 on Mac OS X 10.15.7
View result in a separate tab
Test name Executions per second
Object 2669.0 Ops/sec
Array 2659.1 Ops/sec
Set Length Array 3956.0 Ops/sec
TypedArray 3803.2 Ops/sec
map 3364.9 Ops/sec
set 3646.3 Ops/sec