Returns index of the layer in the collection if exists, -1 otherwise.

Namespace: Spire.Pdf
Assembly: Spire.Pdf (in Spire.Pdf.dll) Version: 6.2.6.0 (6.2.6.2020)

Syntax

            
 C#  Visual Basic  Visual C++  F# 
public int IndexOf(
	PdfPageLayer layer
)
Public Function IndexOf ( 
	layer As PdfPageLayer
) As Integer
public:
int IndexOf(
	PdfPageLayer^ layer
)
member IndexOf : 
        layer : PdfPageLayer -> int

Parameters

layer
PdfPageLayer
Layer object.

Return Value

Int32
Returns index of the layer in the collection if exists, -1 otherwise.

See Also