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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 (Linux; Android 10; CLT-L29) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.91 Mobile Safari/537.36
Chrome Mobile 90
Android
Mobile
3 years ago
Test name Executions per second
character index 1765542.9 Ops/sec
charAt() 1768345.5 Ops/sec
slice() 1714862.6 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()