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Run results for: Float string optimization: parseFloat() vs regex

To get a cleaned-up float number with a limited number of digits of precision, which is faster: parsefloat() or a regular expression?

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Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36
Chrome 107
Linux
Desktop
2 years ago
Test name Executions per second
parseFloat() 2978405.0 Ops/sec
regex 4407220.5 Ops/sec
Tests:

  • parseFloat()

  • regex

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