MeasureThat.net

Run results for: JS if/if vs if/else if

Benchmark of the speed difference between using multiple IF statements and an open-ended IF/ELSE IF.

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.3 Safari/605.1.15
Safari 14
Mac OS X 10.14.6
Desktop
3 years ago
Test name Executions per second
if/if 2817249.8 Ops/sec
if/else if 2796742.8 Ops/sec
Script Preparation code:
AخA
 
var test = 'test'
Tests:

  • if/if

     
    if (test === 'test1') {
      return true;
    }
    if (test === 'test2') {
      return true;
    }
    if (test === 'test3') {
      return true;
    }
    if (test === 'test4') {
      return true;
    }
    if (test === 'test5') {
      return true;
    }

  • if/else if

     
    if (test === 'test1') {
      return true;
    } else if (test === 'test2') {
      return true;
    } else if (test === 'test3') {
      return true;
    } else if (test === 'test4') {
      return true;
    } else if (test === 'test5') {
      return true;
    }