C# – How to send a file with HttpClient

In order to send a file in a request with HttpClient, add the file into a MultipartFormDataContent object, and send this object as the request content. Here’s an example: This sends the following multipart/form-data POST request: In this article, I’ll explain a few details about MultipartFormDataContent, and show a few other file-sending scenarios. MultipartFormDataContent Add() … Read more

JavaScript – FormData initialized from a form element is empty

Problem When you try to initialize a FormData object from a form element, it’s empty. There are no keys or values whatsoever. For example, let’s say you have a form called movieForm and you’re trying to post its data with fetch(): When you look at the request, it has the right Content-Type, but no data: … Read more