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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

indexOf === 0

150.1M/s

string .startsWith()

56.2M/s

regexp .test()

41.7M/s

string .match()

27.7M/s

View exact numbers

Script Preparation code:

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

Tests: