I\'m new to both react.js and ASP.Net core 2.0. And now writing a project using ASP.Net core 2.0 as back end API and react.js as application interface (front end). I\'d like to
This answer is true but I have problem with saving an image in my API so I change the method as you see and then work nice. You should set the parameter as [FromForm] in your API method
public async Task Upload([FromForm]FileUploadViewModel model){...}