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Run results for: map vs reduce at mapping

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36
Chrome 95
Mac OS X 10.15.6
Desktop
3 years ago
Test name Executions per second
Map 190.7 Ops/sec
Reduce 264.1 Ops/sec
Script Preparation code:
AخA
 
var arr = new Array(1_000_000).map((_, index) => index)
Tests:

  • Map

     
    arr.map(item => `${item}/something`);

  • Reduce

     
    arr.reduce((acc, item) => {
      acc.push(`${item}/something`);
      return acc;
    }, []);