csom

Upload a file Upload a file to a SharePoint site (including SharePoint Online) using File.SaveBinaryDirect Method: using (var clientContext = new ClientContext(url)) { using (var fs = new FileStream(fileName, FileMode.Open)) { var fi = new FileInfo(fileName); var list = clientContext.Web.Lists.GetByTitle(listTitle); clientContext.Load(list.RootFolder); clientContext.ExecuteQuery(); var fileUrl = String.Format(“{0}/{1}”, list.RootFolder.ServerRelativeUrl, fi.Name); Microsoft.SharePoint.Client.File.SaveBinaryDirect(clientContext, fileUrl, fs, true); } } Download … Read more