MeasureThat.net

Run results for: char index vs charAt() vs slice() vs at()

Compare methods for testing string's beginning character.

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131
Windows
Desktop
3 months ago
Test name Executions per second
character index 117821280.0 Ops/sec
charAt() 115274144.0 Ops/sec
slice() 100225400.0 Ops/sec
at() 88344816.0 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()

  • at()