Philiprehberger.CreditCardValidator
0.1.3
dotnet add package Philiprehberger.CreditCardValidator --version 0.1.3
NuGet\Install-Package Philiprehberger.CreditCardValidator -Version 0.1.3
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Philiprehberger.CreditCardValidator" Version="0.1.3" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Philiprehberger.CreditCardValidator" Version="0.1.3" />
<PackageReference Include="Philiprehberger.CreditCardValidator" />
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.
paket add Philiprehberger.CreditCardValidator --version 0.1.3
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: Philiprehberger.CreditCardValidator, 0.1.3"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
#:package Philiprehberger.CreditCardValidator@0.1.3
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.
#addin nuget:?package=Philiprehberger.CreditCardValidator&version=0.1.3
#tool nuget:?package=Philiprehberger.CreditCardValidator&version=0.1.3
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
Philiprehberger.CreditCardValidator
Validate credit card numbers with Luhn check, detect card brand, and mask for display.
Installation
dotnet add package Philiprehberger.CreditCardValidator
Usage
using Philiprehberger.CreditCardValidator;
// Validate a card number
bool isValid = CreditCard.IsValid("4111111111111111"); // true
// Detect brand
CardBrand brand = CreditCard.DetectBrand("4111111111111111"); // Visa
// Mask for display
string masked = CreditCard.Mask("4111111111111111"); // "************1111"
// Format with spaces
string formatted = CreditCard.Format("4111111111111111"); // "4111 1111 1111 1111"
// Full validation
CardValidation result = CreditCard.Validate("4111111111111111");
// result.IsValid == true, result.Brand == CardBrand.Visa
API
CreditCard
| Method | Description |
|---|---|
IsValid(string number) |
Returns true if the number passes the Luhn check. |
DetectBrand(string number) |
Returns the CardBrand based on the BIN prefix. |
Mask(string number, char maskChar = '*') |
Masks all but the last 4 digits. |
Format(string number) |
Formats the number with spaces in groups of 4. |
Validate(string number) |
Returns a CardValidation with validity, brand, and errors. |
CardBrand
Enum: Unknown, Visa, MasterCard, Amex, Discover, DinersClub, JCB, UnionPay.
CardValidation
Record: IsValid (bool), Brand (CardBrand), Errors (string[]).
LuhnValidator
| Method | Description |
|---|---|
IsValid(string digits) |
Luhn mod-10 check. Ignores spaces and dashes. |
BrandDetector
| Method | Description |
|---|---|
Detect(string number) |
Detects brand from BIN (first 6 digits). |
Development
dotnet build src/Philiprehberger.CreditCardValidator.csproj --configuration Release
Support
If you find this project useful:
License
| Product | Versions Compatible and additional computed target framework versions. |
|---|---|
| .NET | net8.0 is compatible. net8.0-android was computed. net8.0-browser was computed. net8.0-ios was computed. net8.0-maccatalyst was computed. net8.0-macos was computed. net8.0-tvos was computed. net8.0-windows was computed. net9.0 was computed. net9.0-android was computed. net9.0-browser was computed. net9.0-ios was computed. net9.0-maccatalyst was computed. net9.0-macos was computed. net9.0-tvos was computed. net9.0-windows was computed. net10.0 was computed. net10.0-android was computed. net10.0-browser was computed. net10.0-ios was computed. net10.0-maccatalyst was computed. net10.0-macos was computed. net10.0-tvos was computed. net10.0-windows was computed. |
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.
-
net8.0
- No dependencies.
NuGet packages
This package is not used by any NuGet packages.
GitHub repositories
This package is not used by any popular GitHub repositories.