Run results for: .startsWith() vs .test() vs .match() vs .indexOf() vs equality

Run details:

User agent: Mozilla/5.0 (Android 14; Mobile; rv:143.0) Gecko/143.0 Firefox/143.0

Browser: Firefox Mobile 143

Operating system: Android

Device Platform: Mobile

Date tested: 9 months ago

string .startsWith()

1055.3M/s

indexOf === 0

970.0M/s

Equality

18.0M/s

regexp .test()

16.8M/s

string .match()

10.0M/s

View exact numbers

Script Preparation code:

var html = "https://www.google.com";

Tests:

regexp .test()
/^https?:\/\//.test(html)
string .match()
!!html.match(/^https:\/\//)
indexOf === 0
html.indexOf('https://') === 0
string .startsWith()
html.startsWith('https://')
Equality
html[0] === 'h' && html[1] === 't' && html[2] === 't' && html[3] === 'p' && html[4] === 's' && html[5] === ':' && html[6] === '/' && html[7] === '/'