Visual Basic 6.0 Requires Chilkat v11.7.0+

PDF Placeholders with Other Delimiters: [[name]]

Demonstrates the "placeholderSyntax" option. Placeholders are {{name}} by default; a template written with other delimiters, such as [[name]] or <>, says so with placeholderSyntax, written around the word "name".

Chilkat Visual Basic 6.0 Downloads

Download Chilkat for Visual Basic 6.0

Visual Basic 6.0

Dim success As Long
success = 0

'  This example requires the Chilkat API to have been previously unlocked.
'  See Global Unlock Sample for sample code.

'  The PDF used in this example is available at letter_template.pdf

Dim pdf As New ChilkatPdf
success = pdf.LoadFile("qa_data/pdf/letter_template.pdf")
If (success = 0) Then
    Debug.Print pdf.LastErrorText
    Exit Sub
End If

'  The letter reads: "Dear [[name]]," ... "expires on [[expiry]]" ... "[[amount]] per year" ... "[[agent]]".
Dim json As New ChilkatJsonObject
success = json.UpdateString("placeholderSyntax","[[name]]")
success = json.UpdateString("placeholders.date","October 18, 2026")
success = json.UpdateString("placeholders.name","Ms. Rivera")
success = json.UpdateString("placeholders.expiry","December 31, 2026")
success = json.UpdateString("placeholders.amount","$299.00")
success = json.UpdateString("placeholders.agent","Dana Whitfield, Account Manager")

Dim jsonOut As New ChilkatJsonObject
success = pdf.TextReplace("apply",json,jsonOut)
If (success = 0) Then
    Debug.Print "Not applied: " & jsonOut.Emit()
    If (success = 0) Then
        Debug.Print pdf.LastErrorText
        Exit Sub
    End If

End If

Dim i As Long
i = 0
Dim count_i As Long
count_i = jsonOut.SizeOfArray("replacements")
Do While i < count_i
    jsonOut.I = i
    Debug.Print "[[" & jsonOut.StringOf("replacements[i].field") & "]] replaced"
    i = i + 1
Loop

success = pdf.WriteFile("qa_output/letter_rivera.pdf")
If (success = 0) Then
    Debug.Print pdf.LastErrorText
    Exit Sub
End If

'  Sample output:

'  [[date]] replaced
'  [[name]] replaced
'  [[expiry]] replaced
'  [[amount]] replaced
'  [[agent]] replaced