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CObList::GetTailPosition

  • 项目

Gets the position of the tail element of this list; NULL if the list is empty.

POSITION GetTailPosition( ) const;

Return Value

A POSITION value that can be used for iteration or object pointer retrieval; NULL if the list is empty.

The following table shows other member functions that are similar to CObList::GetTailPosition.

Class

Member Function

CPtrList

POSITION GetTailPosition( ) const;

CStringList

POSITION GetTailPosition( ) const;

Example

See CObList::CObList for a listing of the CAge class.

CObList list;
POSITION pos;

list.AddHead(new CAge(21));
list.AddHead(new CAge(40)); // List now contains (40, 21). 
if ((pos = list.GetTailPosition()) != NULL)
{
    ASSERT(*(CAge*) list.GetAt(pos) == CAge(21));
}

Requirements

Header: afxcoll.h

See Also

Reference

CObList Class

Hierarchy Chart

CObList::GetHeadPosition

CObList::GetTail