Run results for: startswith vs includes

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

includes

217.4M/s

startsWith

51.7M/s

View exact numbers

Test name	Executions per second
✓ includes	217,411,904 Ops/sec
startsWith	51,687,264 Ops/sec

Tests:

includes
const str = "https://firebase.com/this/is/a/long/thing" str.includes("firebase")
startsWith
const str = "https://firebase.com/this/is/a/long/thing" str.startsWith("https://firebase")