version (C++)

Identifies a particular version among multiple versions of a class.

[ version(
   "version"
) ]

Parameters

  • version
    The version number of the coclass. If not specified, 1.0 will be placed in the .idl file.

Remarks

The version C++ attribute has the same functionality as the version MIDL attribute and is passed through to the generated .idl file.

Example

See the bindable example for a sample use of version.

Requirements

Attribute Context

Applies to

class, struct

Repeatable

No

Required attributes

coclass

Invalid attributes

None

For more information about the attribute contexts, see Attribute Contexts.

See Also

Concepts

Compiler Attributes

Class Attributes

ATL Samples