Tests:
  • Obj / Object.entries()

    AخA
     
    let obj = {};
    for (let i = 0; i < 10000; i++) {
      obj[i] = i;
    }
    let tuples = Object.entries(obj).map(([k, v]) => [k, v]);
  • Map / spread

     
    let map = new Map();
    for (let i = 0; i < 10000; i++) {
      map.set(i, i);
    }
    let tuples = [...map].map(([k, v]) => [k, v]);
  • Map / Array.from()

     
    let map = new Map();
    for (let i = 0; i < 10000; i++) {
      map.set(i, i);
    }
    let tuples = Array.from(map).map(([k, v]) => [k, v]);
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    Obj / Object.entries()
    Map / spread
    Map / Array.from()

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 6 hours ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Chrome 134 on Windows
View result in a separate tab
Test name Executions per second
Obj / Object.entries() 1076.8 Ops/sec
Map / spread 635.0 Ops/sec
Map / Array.from() 684.2 Ops/sec