Azure.Storage.BlobStorage.AddDataToAppendBlockBlob C# (CSharp) Method

        public string AddDataToAppendBlockBlob(string blobId, string data)
        {
            var appendBlob = GetAppendBlockBlobReference(blobId);
            if(!appendBlob.Exists())
            {
                appendBlob.CreateOrReplace();
            }

            appendBlob.AppendText(data);

            return appendBlob.Uri.ToString();
        }