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

Compare methods for testing string's beggining character.

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1.2 Safari/605.1.15
Safari 17
Mac OS X 10.15.7
Desktop
5 months ago
Test name Executions per second
character index 15955082.0 Ops/sec
charAt() 15845415.0 Ops/sec
slice() 15838318.0 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()