Uploading Files to Document Library SharePoint Online

If you want to upload a document to a share point library in a online environment 2013, here are the server side code to achieve this requirement.

 

string Url = "http://mysite/sites";

string libraryName = "My Documents";

string fileName = "c:\\sample.docx";

using (ClientContext clientContext = new ClientContext(Url))

{

    SecureString passWord = new SecureString();

    foreach (char c in "Password".ToCharArray()) passWord.AppendChar(c);

    clientContext.Credentials = new SharePointOnlineCredentials("[email protected]", passWord);

    List list = clientContext.Web.Lists.GetByTitle(libName);

    clientContext.Load(list.RootFolder);

    clientContext.ExecuteQuery();

    using (FileStream fileStream = new FileStream(fileName, FileMode.Open))

    {

        Microsoft.SharePoint.Client.File.SaveBinaryDirect(clientContext, list.RootFolder.ServerRelativeUrl.ToString() + "/" +         fileName.Split('\\')[1], fileStream, true);

    }

}

Happy SharePointing :-)