MeasureThat.net

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

Compare methods for testing string's beginning character.

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5517.198 Safari/537.36 OPR/96.0.3796.44
Opera 96
Mac OS X 10.14
Desktop
one year ago
Test name Executions per second
character index 1037158.0 Ops/sec
charAt() 1037646.4 Ops/sec
slice() 1024692.9 Ops/sec
at() 976991.1 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()

  • at()

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