共用方式為


CMapStringToOb::IsEmpty

Determines whether the map is empty.

BOOL IsEmpty( ) const;

Return Value

Nonzero if this map contains no elements; otherwise 0.

Example

See the example for RemoveAll.

Remarks

The following table shows other member functions that are similar to CMapStringToOb:: IsEmpty.

Class

Member Function

CMapPtrToPtr

BOOL IsEmpty( ) const;

CMapPtrToWord

BOOL IsEmpty( ) const;

CMapStringToPtr

BOOL IsEmpty( ) const;

CMapStringToString

BOOL IsEmpty( ) const;

CMapWordToOb

BOOL IsEmpty( ) const;

CMapWordToPtr

BOOL IsEmpty( ) const;

Requirements

Header: afxcoll.h

See Also

Reference

CMapStringToOb Class

Hierarchy Chart

Other Resources

CMapStringToOb Members