public static void Run()
{
// ExStart:PreserveRights
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_Forms();
// Read the source PDF form with FileAccess of Read and Write.
// We need ReadWrite permission because after modification,
// We need to save the updated contents in same document/file.
FileStream fs = new FileStream(dataDir + "input.pdf", FileMode.Open, FileAccess.ReadWrite);
// Instantiate Document instance
Aspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(fs);
// Get values from all fields
foreach (Field formField in pdfDocument.Form)
{
// If the fullname of field contains A1, perform the operation
if (formField.FullName.Contains("A1"))
{
// Cast form field as TextBox
TextBoxField textBoxField = formField as TextBoxField;
// Modify field value
textBoxField.Value = "Testing";
}
}
// Save the updated document in save FileStream
pdfDocument.Save();
// Close the File Stream object
fs.Close();
// ExEnd:PreserveRights
}
public static void PreserveRightsUsingFormClass()
