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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 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1
Mobile Safari 16
iOS 16.6
Mobile
one year ago
Test name Executions per second
character index 14185220.0 Ops/sec
charAt() 14295204.0 Ops/sec
slice() 13743847.0 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()