Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.190 Safari/537.36
Chrome 88
Windows
Desktop
3 years ago
Test name Executions per second
Using indexOf 34.0 Ops/sec
Using lastIndexOf 31.0 Ops/sec
Using a Set 378.4 Ops/sec
Script Preparation code:
Tests:
  • Using indexOf

  • Using lastIndexOf

  • Using a Set