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Run results for: Last char in a string: char index vs charAt() vs slice() vs at()

Compare methods for testing string's beggining character.

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Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36
Chrome 114
Linux
Desktop
one year ago
Test name Executions per second
character index 5219980.0 Ops/sec
charAt() 5352677.5 Ops/sec
slice() 7764398.5 Ops/sec
at() 7209826.5 Ops/sec
Script Preparation code:
Tests:

  • character index

  • charAt()

  • slice()

  • at()