iTextSharp.text.pdf.BaseField.MoveFields C# (CSharp) Метод

        public static void MoveFields(PdfDictionary from, PdfDictionary to)
        {
            PdfName[] keys = new PdfName[from.Size];
            from.Keys.CopyTo(keys, 0);
            foreach (PdfName key in keys) {
                if (fieldKeys.ContainsKey(key)) {
                    if (to != null)
                        to.Put(key, from.Get(key));
                    from.Remove(key);
                }
            }
        }