Script Preparation code:
AخA
 
var array = Array({ length: 10000 }, (_, i) => i);
Tests:
  • at(-1)

     
    array.at(-1);
  • length - 1

     
    array[array.length - 1]
  • slice(-1)[0]

     
    array.slice(-1)[0]
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    at(-1)
    length - 1
    slice(-1)[0]

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one month ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131 on Windows
View result in a separate tab
Test name Executions per second
at(-1) 170825744.0 Ops/sec
length - 1 155702160.0 Ops/sec
slice(-1)[0] 58208616.0 Ops/sec