Run results for: Check phone by regest

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36

Browser: Chrome 87

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
array of prefixes	23801310.0 Ops/sec
regex	14469570.0 Ops/sec

Tests:

array of prefixes
const phoneNumber = "0102030405"; const prefixes = ["01", "02", "03", "04", "05", "06", "07", "08", "09"]; const regex = /^0[1-9]/ prefixes.some(prefix => phoneNumber.startsWith(prefix))
regex
const phoneNumber = "0102030405"; const prefixes = ["01", "02", "03", "04", "05", "06", "07", "08", "09"]; const regex = /^0[1-9]/ regex.test(phoneNumber)