Microsoft.Extensions.DependencyInjection 9.0.0

About

Supports the dependency injection (DI) software design pattern which is a technique for achieving Inversion of Control (IoC) between classes and their dependencies.

Key Features

Provides an implementation of the DI interfaces found in the Microsoft.Extensions.DependencyInjection.Abstractions package.

How to Use

ServiceCollection services = new ();
services.AddSingleton<IMessageWriter, MessageWriter>();
using ServiceProvider provider = services.BuildServiceProvider();

// The code below, following the IoC pattern, is typically only aware of the IMessageWriter interface, not the implementation.
IMessageWriter messageWriter = provider.GetService<IMessageWriter>()!;
messageWriter.Write("Hello");

public interface IMessageWriter
{
    void Write(string message);
}

internal class MessageWriter : IMessageWriter
{
    public void Write(string message)
    {
        Console.WriteLine($"MessageWriter.Write(message: \"{message}\")");
    }
}

Main Types

The main types provided by this library are:

  • Microsoft.Extensions.DependencyInjection.DefaultServiceProviderFactory
  • Microsoft.Extensions.DependencyInjection.ServiceCollectionContainerBuilderExtensions
  • Microsoft.Extensions.DependencyInjection.ServiceProvider

Additional Documentation

  • Microsoft.Extensions.DependencyInjection.Abstractions
  • Microsoft.Extensions.Hosting
  • Microsoft.Extensions.Options

Feedback & Contributing

Microsoft.Extensions.DependencyInjection is released as open source under the MIT license. Bug reports and contributions are welcome at the GitHub repository.

Showing the top 20 packages that depend on Microsoft.Extensions.DependencyInjection.

Packages Downloads
Elastic.Apm.Extensions.Hosting
Elastic APM .NET Agent. This package offers integration with Microsoft.Extensions.Hosting.IHostBuilder for agent registration
365
Elastic.Apm.Extensions.Hosting
Elastic APM .NET Agent. This package offers integration with Microsoft.Extensions.Hosting.IHostBuilder for agent registration
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Microsoft.AspNetCore.Hosting
ASP.NET Core hosting infrastructure and startup logic for web applications. This package was built from the source code at https://github.com/aspnet/AspNetCore/tree/be0a4a7f4cf06cbd6ec714bd1d9afee6bdb040a8
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Microsoft.AspNetCore.Mvc.Core
ASP.NET Core MVC core components. Contains common action result types, attribute routing, application model conventions, API explorer, application parts, filters, formatters, model binding, and more. Commonly used types: Microsoft.AspNetCore.Mvc.AreaAttribute Microsoft.AspNetCore.Mvc.BindAttribute Microsoft.AspNetCore.Mvc.ControllerBase Microsoft.AspNetCore.Mvc.FromBodyAttribute Microsoft.AspNetCore.Mvc.FromFormAttribute Microsoft.AspNetCore.Mvc.RequireHttpsAttribute Microsoft.AspNetCore.Mvc.RouteAttribute
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Microsoft.EntityFrameworkCore
Entity Framework Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations. EF Core works with SQL Server, Azure SQL Database, SQLite, Azure Cosmos DB, MySQL, PostgreSQL, and other databases through a provider plugin API. Commonly Used Types: Microsoft.EntityFrameworkCore.DbContext Microsoft.EntityFrameworkCore.DbSet
91
Microsoft.EntityFrameworkCore
Entity Framework Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations. EF Core works with SQL Server, Azure SQL Database, SQLite, Azure Cosmos DB, MySQL, PostgreSQL, and other databases through a provider plugin API. Commonly Used Types: Microsoft.EntityFrameworkCore.DbContext Microsoft.EntityFrameworkCore.DbSet
130
Microsoft.EntityFrameworkCore
Entity Framework Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations. EF Core works with SQL Server, Azure SQL Database, SQLite, Azure Cosmos DB, MySQL, PostgreSQL, and other databases through a provider plugin API. Commonly Used Types: Microsoft.EntityFrameworkCore.DbContext Microsoft.EntityFrameworkCore.DbSet
142
Microsoft.Extensions.Hosting
Hosting and startup infrastructures for applications.
225
Microsoft.Extensions.Hosting
.NET Core hosting and startup infrastructures for applications.
177
Microsoft.Extensions.Hosting
.NET Core hosting and startup infrastructures for applications.
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Microsoft.Extensions.Hosting
.NET Core hosting and startup infrastructures for applications.
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Microsoft.Extensions.Logging
Logging infrastructure default implementation for Microsoft.Extensions.Logging.
154
Microsoft.Extensions.Logging
Logging infrastructure default implementation for Microsoft.Extensions.Logging.
496
Microsoft.Extensions.Logging
Logging infrastructure default implementation for Microsoft.Extensions.Logging.
5,447
Microsoft.Extensions.Logging
Logging infrastructure default implementation for Microsoft.Extensions.Logging.
9,120
Microsoft.VisualStudio.Web.CodeGeneration
Contains the CodeGenCommand that finds the appropriate code generator and invokes it from project dependencies.
71
Microsoft.VisualStudio.Web.CodeGeneration.Core
Contains the core infrastructure used by ASP.NET Core Code Generators.
62
Pomelo.EntityFrameworkCore.MySql
Pomelo's MySQL database provider for Entity Framework Core.
145
Serilog.AspNetCore
Serilog support for ASP.NET Core logging
85
Serilog.AspNetCore
Serilog support for ASP.NET Core logging
222

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