MeasureThat.net

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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36
Chrome 84
Windows
Desktop
4 years ago
Test name Executions per second
character index 3419850.5 Ops/sec
charAt() 3397839.2 Ops/sec
slice() 3258546.8 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()