Run results for: IndexOf vs Includes for a pathname string with duplicated slashes

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 11 months ago

Test name	Executions per second
IndexOf	269181536.0 Ops/sec
Includes	275122432.0 Ops/sec

Script Preparation code:

var dublicatedSlahesPathname = '/measurethat//net/Benchmarks//Test/Me/Baby'
var dublicatedTrailingSlahesPathname = '/measurethat//net/Benchmarks//Test/Me/Baby/'
var normalizedPathname = '/measurethat/net/Benchmarks/Test/Me/Baby'
var normalizedTrailingPathname = '/measurethat/net/Benchmarks/Test/Me/Baby/'

Tests:

IndexOf
dublicatedSlahesPathname.indexOf('//') normalizedPathname.indexOf('//')
Includes
dublicatedSlahesPathname.includes('//') normalizedPathname.includes('//')

Run results for: IndexOf vs Includes for a pathname string with duplicated slashes

This is a test to see which method is faster for finding a double slash in a typical pathname.

IndexOf

Includes