Run results for: IndexOf vs Includes in string with check

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Includes

214.8M/s

IndexOf

206.6M/s

View exact numbers

Test name	Executions per second
✓ Includes	214,766,064 Ops/sec
IndexOf	206,624,160 Ops/sec

Script Preparation code:

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

Run results for: IndexOf vs Includes in string with check

Banana

IndexOf

Includes