Processing PDF Form Fields in ASP.NET

Benefits

Extract, insert, and update data in PDF Forms.

Code Snippet

Download the input.pdf form (line 27 below)

...
'this example takes the first two fields in a PDF template 
'which are Name and Address and populates them with values 
'of "BCL Technologies" and "Santa Clara, CA"
 
Dim oLoader As Loader = Server.CreateObject("easyPDF.Loader.7")
 
Dim oDocument As PDFDocument = oLoader.LoadObject("easyPDF.PDFDocument.7")
 
oDocument.Open(Server.MapPath("./input.pdf"))
 
'get all form fields from the PDF
Dim oFormFields As FormFields = oDocument.FormFields
 
'get the first form field
Dim oFormField As FormField = oFormFields.Item(0)
 
Dim oTextField As TextField
 
If oFormField.Type = docFormFieldType.DOC_FRMTYPE_TEXT And oFormField.Name = "Name" Then
  'set Name to "BCL Technologies"
  oTextField = oFormField
  oTextField.Value = "BCL Technologies"
End If
 
'get the second form field
oFormField = oFormFields.Item(1)
 
If oFormField.Type = docFormFieldType.DOC_FRMTYPE_TEXT And oFormField.Name = "Address" Then
  'set Address to "Santa Clara, CA"
  oTextField = oFormField
  oTextField.Value = "Santa Clara, CA"
End If
 
oDocument.SaveAs(Server.MapPath("./output.pdf"))

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