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Run results for: indexOf vs substr vs startsWith

test perf of indexOf vs substr vs startsWith

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36
Chrome 69
Mac OS X 10.13.6
Desktop
5 years ago
Test name Executions per second
indexOf 15929660.0 Ops/sec
substr 15704050.0 Ops/sec
startsWith 10329340.0 Ops/sec
Website performance monitoring
Script Preparation code:
Tests:

  • indexOf

  • substr

  • startsWith