danish-ssn
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2.1.1 • Public • Published

Danish SSN (CPR) npm

Validate and generate danish social security numbers (cpr-nummer)

install

$ npm install danish-ssn

usage

Validation is based on modulo-11 and century spans described in this document (in danish).

var cpr = require('danish-ssn')
 
console.log(cpr('061093-7438'))

cpr(cpr)

Retrieve information contained by the cpr number, in the following format:

{ cpr: '0610937438',
  valid: true,
  date: new Date('1893-10-06T00:00:00.000Z'),
  sex: 'Female' }

.isValid(cpr)

Returns whether or not the cpr number is valid*.

.validate(cpr)

Makes a cpr number valid by correcting the check digit. Returns null if the cpr has no valid check digit.

.validForDate(date)

Generates a list of all valid* cpr numbers for a given date.

*Note that since 2007, CPR numbers with invalid check digits has been issued for birthdays on January 1.

license

MIT

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DownloadsWeekly Downloads

1,062

Version

2.1.1

License

MIT

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21.9 kB

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Collaborators

  • mathiasvr