Run results for: Object key vs values.includes

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

36.2M/s

reg

29.9M/s

View exact numbers

Test name	Executions per second
✓ includes	36,192,336 Ops/sec
reg	29,941,378 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const userAgent = 'Chrome/91.0.4472.124 Safari/537.36 Edg/91.0.864.59'.toLowerCase();
const regExp = new RegExp(/(mozilla|firefox|msie|chrome|safari)/i);
const agents = ['mozilla','firefox','msie','chrome','safari'];

Tests:

reg
regExp.test(userAgent);
includes
agents.some((agent) => agent.indexOf(userAgent) !== -1)