kennitala

Kennitala

A validator and general utility for Icelandic kennitölur in Javascript

Installation with npm:

$ npm install kennitala

Compatible with CommonJS, AMD modules, regular Javascript.

Based off of old code, so defintiely not bullet proof, if you have a pull request it will almost definitely get accepted.

Example of usage

var kennitala = require('kennitala');

kennitala.clean('310896DIRTYSSID2099'); // '3108962099'
kennitala.clean(3108962099);            // '3108962099'

kennitala.isPerson('3108962099');            // True
kennitala.isPerson('310896-2099');           // True
kennitala.isPerson(3108962099);              // True
kennitala.isPerson('31^_^08!!96LOL20T_T99'); // True

kennitala.isCompany('6010100890');  // True
kennitala.isCompany('601010-0890'); // True
kennitala.isCompany(6010100890);    // True

API

kennitala.clean([string, int]);
    returns string

    Ensures datatype is string, then matches and removes all non-digit characters. Does not ensure the remaining string is 10 characters

kennitala.isPerson([string, int]);
    returns boolean

    Checks if kennitala checksum is correct and if day of birth is between 1-31
    If passed a string with non-digit characters included it removes them before validating

kennitala.isCompany([string, int]);
    returns boolean

    Checks if kennitala checksum is correct and if day of birth is between 41-71
    If passed a string with non-digit characters included it removes them before validating

Things to add:

Kennitala generator, for both people and companies

Unit tests for everything