PdfOutlineCollectionAddBefore(PdfOutline, String) Method

Adds a new PdfOutline with the specified title before the specified existing PdfOutline in the PdfOutlineCollection.

Namespace: SautinSoft.Pdf
Assembly: SautinSoft.Pdf (in SautinSoft.Pdf.dll) Version: 2025.3.13

Syntax

public PdfOutline AddBefore(
	PdfOutline outline,
	string title
)

Public Function AddBefore ( 
	outline As PdfOutline,
	title As String
) As PdfOutline

outline PdfOutline: The PdfOutline before which to insert a new PdfOutline with the specified title.
title String: The title of a new PdfOutline added to the PdfOutlineCollection.

PdfOutline
The new PdfOutline with the specified title.

Exceptions

Exception	Condition
ArgumentNullException	outline or title is .
InvalidOperationException	outline is not in the current PdfOutlineCollection.