DataAnnotations

Articles about DataAnnotations

1. 
   Article · .NET

   Custom Validation Messages in .NET 11 With DataAnnotations

   Learn to customize DataAnnotations validation messages, use placeholders and display names, and apply reusable validation rules in .NET and ASP.NET Core APIs.

   Ananya DesaiOct 304,6111,000
2. 
   Article · .NET Core

   Validations with DataAnnotations and User Creation [GamesCatalog] 19

   Create user request models with DataAnnotations validation, check for duplicate emails with EF Core, and expose a user sign-up endpoint in a .NET 9 Web API.

   Emanuel MartinsApr 29, 20251,2181,000
   
3. 
   Article · Blazor

   Understand Validation In Blazor Apps

   In this article, you will learn about how to do validation in Blazor server and webassembly application

   Jignesh TrivediFeb 17, 2020110,6601,000
4. 
   Article · C#

   Validation Forms In DataAnnotations

   In this article, you will learn about validation forms in DataAnnotations.

   Juan Francisco Morales LariosDec 14, 201636,9171,000
5. 
   Article · C#

   DataAnnotations In Depth

   In this article you will learn about DataAnnotations in depth.

   Juan Francisco Morales LariosNov 28, 2016201,0551,000
   
6. 
   Article · Entity Framework

   Move Domain Classes Configuration To Separate Classes

   Learn how to move Entity Framework Code First Fluent API mappings from OnModelCreating into separate EntityTypeConfiguration classes.

   Pankaj Kumar ChoudharyMay 19, 201610,7101,000