ASP.NET Core: Work with Files (edit)

File upload to asp.net core server using httpclient | The ASP.NET Forums

Net Core Web API- How to upload multi-part/form data | The ASP.NET Forums

Upload file in REST API with Multipart form data | The ASP.NET Forums

Post IFormFile from .Net core MVC to Web API Core | The ASP.NET Forums

How can i send File to web API? | The ASP.NET Forums

How to post file and data to api using httpclient C# - CodeProject

How To Upload Files With .NET Core Web API and Angular (code-maze.com)

Part 6 - How to upload files in the ASP.NET Web API using Http Client (dotnetawesome.com)

(Networking) Sử dụng HttpClient trong C# tạo các truy vấn HTTP (xuanthulab.net)

c# - Post files from ASP.NET Core web api to another ASP.NET Core web api - Stack Overflow

HTTP post file from .NET Core new HTTP client - Anduin Xue (aiursoft.com)

C# .NetCore HttpClient PostAsync Multipart Form-Data with file attachment and progress for PowerShell use - Stack Overflow