Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0) Gecko/20100101 Firefox/89.0
Firefox 89
Windows
Desktop
3 years ago
Test name Executions per second
IndexOf 17370526.0 Ops/sec
Includes 15706843.0 Ops/sec
Script Preparation code:
AخA
 
var string = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.'
Tests:
  • IndexOf

     
    string.indexOf('tempor') > -1
  • Includes

     
    string.includes('tempor') === true