iTextSharp.text.pdf.PdfCopy.PageStamp.ExpandFields C# (CSharp) Метод

            private void ExpandFields(PdfFormField field, List<PdfAnnotation> allAnnots)
            {
                allAnnots.Add(field);
                List<PdfFormField> kids = field.Kids;
                if (kids != null) {
                    foreach (PdfFormField f in kids)
                        ExpandFields(f, allAnnots);
                }
            }