mask(id)

Mask an ID number for privacy.

Signature

function mask(id: string): string

Parameters

Parameter	Type	Description
id	string	ID number

Returns

Returns the masked ID in the format first 3 digits + *********** + last 4 digits.

Live Demo

Example

import { mask } from 'china-id-card'

mask('622922197808118498')  // → '622***********8498'
mask('110101900101001')    // → '110***********1001'