MeasureThat.net

Run results for: spread vs slice vs splice

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36
Chrome 76
Mac OS X 10.14.5
Desktop
5 years ago
Test name Executions per second
spread 1196556.4 Ops/sec
slice 1395757.8 Ops/sec
splice 3182702.5 Ops/sec
Script Preparation code:
AخA
 
var array = Array.from({ length: 100 }).map((val, i) => i);
Tests:

  • spread

     
    var newArray = [...array];

  • slice

     
    var newArray = array.slice();

  • splice

     
    var newArray = array.splice();