MeasureThat.net

Run results for: (last character) 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/88.0.4324.150 Safari/537.36 Edg/88.0.705.68
Chrome 88
Windows
Desktop
3 years ago
Test name Executions per second
character index 5272042.0 Ops/sec
charAt() 5205167.5 Ops/sec
slice() 7391602.0 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()