Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36
Chrome 92
Windows
Desktop
3 years ago
Test name Executions per second
IndexOf 9180437.0 Ops/sec
Includes 5716520.0 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