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isValidPhoneNumber

A function that checks whether a given string conforms to a phone number format containing -(hyphens).

The supported phone number formats are as follows:

  • XXX-YYY-ZZZZ
  • XXX-YYYY-ZZZZ
  • XX-YYY-ZZZZ
  • XX-YYYY-ZZZZ
  • XXXX-YYYY

It does not strictly verify conformance to an actual phone numbering system.


Code​

🔗 View source code

Interface​

typescript
const isValidPhoneNumber: (value: string) => boolean

Usage​

typescript
import { isValidPhoneNumber, formatPhoneNumber } from '@modern-kit/utils';

isValidPhoneNumber('010-1234-1234'); // true
isValidPhoneNumber('031-123-1234'); // true
isValidPhoneNumber('02-123-1234'); // true
isValidPhoneNumber('02-1234-1234'); // true

isValidPhoneNumber('0-1234-1234'); // false
isValidPhoneNumber('010-12455-1234'); // false

isValidPhoneNumber(formatPhoneNumber('01012341234')); // true
isValidPhoneNumber(formatPhoneNumber('021231234')); // true
isValidPhoneNumber(formatPhoneNumber('010-1234-1234')); // true