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Run results for: Simple Regex vs split/join

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36
Chrome 87
Windows
Desktop
4 years ago
Test name Executions per second
Regex 3377856.2 Ops/sec
Split and Join 2386435.2 Ops/sec
Script Preparation code:
AخA
 
var str = 'Test Case Number One';
Tests:

  • Regex

     
    str.replace(/ /g, "");

  • Split and Join

     
    str.split(' ').join('');