Run results for: IndexOf vs regex

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36

Browser: Chrome 73

Operating system: Mac OS X 10.14.3

Device Platform: Desktop

Date tested: 5 years ago

Script Preparation code:

var uri = 'klcdhhjkdbjkdjbjkb@published';
var uri2 = 'jecdkbbdbkjdbjdbkjdbkjdbkj';
var globalRegex = /@published/;

Tests:

indexOf
uri.indexOf('@published') !== 0; uri2.indexOf('@published') !== 0;
No cached regex
var validRegex = /@published/; validRegex.test(uri); validRegex.test(uri2);
Cached regex
globalRegex.test(uri); globalRegex.test(uri2);
includes
uri.includes('@published'); uri2.includes('@published');