Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36
Chrome 103
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
new RegExp() 7816348.0 Ops/sec
Literal 7811164.0 Ops/sec
Script Preparation code:
AخA
 
var reConstructor = new RegExp('^[0-9a-fA-F]{24}$')
var reLiteral = /^[0-9a-fA-F]{24}$/
Tests:
  • new RegExp()

     
    reConstructor.test('132abc67219f019afe12901a')
  • Literal

     
    reLiteral.test('132abc67219f019afe12901a')