Introduction
If you want to use Classic SDK for .NET, make sure that one of the following .NET SDKs and one of the following .NET runtimes are installed. For more information, visit NET SDK and NET Runtime.
.NET Framework 4.5 or a later version
.NET Standard 2.0 or a later version
C# 4.0 or a later version
We recommend that you use .NET Standard 2.0 and a later version.
We recommend that you use Visual Studio 2017 or a later version or Visual Studio Code.
The Classic SDK features high stability. Many existing users are accustomed to using the Classic SDK for development. This user guide is intended for the existing users of the Classic SDK. For new users, we recommend that you use Darabonba SDK for .NET For existing users, we recommend that you start to use Darabonba SDK for .NET at the earliest opportunity. For more information about the benefits and user guide of Darabonba SDK for .NET, see Get started with Alibaba Cloud Darabonba SDK for .NET.