Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Chrome 122
Mac OS X 10.15.7
Desktop
10 months ago
Test name Executions per second
regex 19444648.0 Ops/sec
includes 31569238.0 Ops/sec
regex2 19661262.0 Ops/sec
Script Preparation code:
AخA
 
var num = "1.899999999996"
Tests:
  • regex

     
    /^\d+\.\d{3,}$/.test(num)
  • includes

     
    num.includes('.')
  • regex2

     
    /\.\d{3,}/.test(num)