MeasureThat.net

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

Compare methods for testing string's beggining character.

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36
Chrome 89
Mac OS X 11.2.3
Desktop
3 years ago
Test name Executions per second
character index 4202279.5 Ops/sec
charAt() 4336269.5 Ops/sec
slice() 5315186.5 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()