Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0
Firefox 103
Windows
Desktop
2 years ago
Test name Executions per second
regex 46268648.0 Ops/sec
trim 41793756.0 Ops/sec
Script Preparation code:
AخA
 
var string = '               ';
var regPattern = new RegExp(/\A\s*\z/g);
Tests:
  • regex

     
    regPattern.test(string)
  • trim

     
    string.trim().length === 0