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 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Safari/537.36
Chrome 87
Linux
Desktop
3 years ago
Test name Executions per second
character index 7441886.0 Ops/sec
charAt() 7012101.0 Ops/sec
slice() 6117751.0 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()