PdfCollection Class

Namespace:
GemBox.Pdf
Assembly:
GemBox.Pdf.dll

Represents a base non-generic class for all collection types that implement various PDF components in the GemBox.Pdf assembly.

public abstract class PdfCollection : PdfObject, IList, ICollection, IEnumerable
Public MustInherit Class PdfCollection
    Inherits PdfObject
    Implements IList, ICollection, IEnumerable
Inheritance:
System.Object
PdfCollection
Derived
PdfCollection<T>
Implements
System.Collections.IList
System.Collections.ICollection
System.Collections.IEnumerable

Properties

Count

Gets the number of elements contained in the PdfCollection.

public int Count { get; }
Public ReadOnly Property Count As Integer
Property Value
System.Int32

The number of elements contained in the PdfCollection.

Methods

Clear()

Removes all elements from the PdfCollection.

public void Clear()
Public Sub Clear
Exceptions
System.InvalidOperationException

The underlying PdfArray is read-only (IsReadOnly returns true).

RemoveAt(Int32)

Removes the element at the specified index of the PdfCollection.

public void RemoveAt(int index)
Public Sub RemoveAt(index As Integer)
Parameters
index
System.Int32

The zero-based index of the element to remove.

Exceptions
System.InvalidOperationException

The underlying PdfArray is read-only (IsReadOnly returns true).

System.ArgumentOutOfRangeException

index is less than 0 or index is equal to or greater than Count.

Inherited Properties

Metadata

(Optional; PDF 1.4) A metadata stream containing metadata for the component.

(Inherited from PdfObject)

Implements

System.Collections.IList
System.Collections.ICollection
System.Collections.IEnumerable

Extension Methods