Personnummer

Validate Swedish social security numbers.

Installation

dotnet add package Personnummer

Examples

Validation

using Personnummer;

class Test 
{
  public void TestValidation() 
  {
    Personnummer.Valid("191212121212");     // => True
    Personnummer.Valid("121212+1212")       // => True
    Personnummer.Valid("20121212-1212")     // => True
  }
}

Format

using Personnummer;

// Short format (YYMMDD-XXXX)
(new Personnummer("1212121212")).Format();
//=> 121212-1212

// Short format for 100+ years old
(new Personnummer("191212121212")).Format();
//=> 121212+1212

// Long format (YYYYMMDDXXXX)
(new Personnummer("1212121212")).Format(true);
//=> 201212121212

Age

using Personnummer;

(new Personnummer("1212121212")).Age;
//=> 7

Get sex

(new Personnummer("1212121212")).IsMale;
//=> true
(new Personnummer("1212121212")).IsFemale;
//=> false

Coordination numbers

The package supports coordination numbers. This feature is enabled by default and can be disabled by passing an option object to the constructor, parse or validate function.

Personnummer.Parse("193405619996"); // True.
Personnummer.Parse("193405619996", new { AllowCoordinationNumber = true }); // False.

Interim / T -numbers

The package supports interim (aka T) -numbers. This feature is not enabled by default as they are commonly used, but can be enabled by passing an option object to the constructor, parse of validate function.

Personnummer.Parse("20000101T220", new { AllowInterimNumber = true }); // True.

See Personnummer.Test/PersonnummerTest.cs for more examples.

License

MIT License

Copyright (c) Personnummer and Contributors

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.