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Run results for: Splice vs Shift to remove from the beginning

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Chrome 120
Windows
Desktop
one year ago
Test name Executions per second
Splice 6816156.0 Ops/sec
Shift 8299304.0 Ops/sec
Script Preparation code:
AخA
 
var array = Array.from({ length: 100 }).map((val, i) => i);
Tests:

  • Splice

     
    var newArray = array.splice(0, 1);

  • Shift

     
    var newArray = array.shift();