Script Preparation code:
AخA
 
var arr = [10]
Tests:
  • .unshift()

     
    arr.unshift(42)
  • .push()

     
    arr.push(42)
  • Spread

     
    arr = [42,...arr]
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

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

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one month ago)
Mozilla/5.0 (X11; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0
Firefox 134 on Linux
View result in a separate tab
Test name Executions per second
.unshift() 442417.3 Ops/sec
.push() 25841922.0 Ops/sec
Spread 0.2 Ops/sec