Script Preparation code:
AخA
 
var arr = Array.from(Array(10000), (val, index) => index);
Tests:
  • .unshift()

     
    arr.unshift(42)
  • .push()

     
    arr.push(42)
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    .unshift()
    .push()

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 3 months ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36 Edg/129.0.0.0
Chrome 129 on Windows
View result in a separate tab
Test name Executions per second
.unshift() 39231.8 Ops/sec
.push() 11287872.0 Ops/sec