IDL Attributes

Attributes are keywords that specify the characteristics of an interface and of the data and methods within that interface. The set of attributes that applies to a single interface is enclosed in square brackets ([ ]). The following topics present the categories of attributes that can be used in an IDL file.

• Field Attributes
• Aliasing and Marshaling Attributes
• Asynchronous Attributes
• Array and Sized-Pointer Attributes
• Data Type Attributes
• Directional Attributes
• Function Call Attributes
• Interface Header Attributes
• Performance Attributes
• Pointer Type Attributes
• Structure and Union Attributes
• Type Library Attributes