How To Upload File In Onedrive In C#

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OneDrive is a cloud-based storage service provided by Microsoft. It allows users to store and share files online. In this article, we will discuss how to upload files to OneDrive using C#, which is a popular programming language for developing Windows applications.

Prerequisites

Before we begin, there are a few prerequisites that need to be met. Firstly, you will need to have a OneDrive account. If you don’t have one, you can sign up for free at onedrive.live.com. Secondly, you will need to install the Microsoft Graph API NuGet package in your C# project. This package provides access to OneDrive and other Microsoft services.

Uploading Files to OneDrive

To upload files to OneDrive using C#, we will use the GraphServiceClient class from the Microsoft Graph API NuGet package. Here are the steps to upload a file to OneDrive:

  1. Create an instance of the GraphServiceClient class and authenticate it using your OneDrive credentials.
  2. Call the Drive.Items.Request().AddAsync() method to upload a file to OneDrive. This method takes a Stream object as input, which represents the file you want to upload.
  3. Wait for the upload to complete and then call the Item.Content.Request().GetAsync() method to download the uploaded file from OneDrive.

Conclusion

In conclusion, uploading files to OneDrive using C# is a straightforward process that involves creating an instance of the GraphServiceClient class and calling the appropriate methods. By following the steps outlined in this article, you can easily upload files to OneDrive from your C# application.