Script Preparation code:
AخA
 
var list = [];
for (var i = 0; i < 1000 * 1000; i++) {
  list.push(i);
}
Tests:
  • slice

     
    list.push('slice');
    list = list.slice(1);
  • splice

     
    list.push('splice');
    var clone = [...list];
    clone.splice(0, 1);
  • shift

     
    list.push('splice');
    list.shift();
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    slice
    splice
    shift

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 5 years ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.87 Safari/537.36
Chrome 78 on Windows
View result in a separate tab
Test name Executions per second
slice 58.8 Ops/sec
splice 137.4 Ops/sec
shift 1355.0 Ops/sec