Try OpenEdge Now
Programming Interfaces
External Program Interfaces
:
Using COM Objects in ABL
:
Accessing COM object properties and methods
:
Restrictions on property and method references
Restrictions on property and method references
ABL supports most features necessary to reference COM object properties and methods. However, there are some restrictions:
Parentheses are required for method calls, whether or not they take parameters.
There is no support for named (keyword) parameters.
There is no support for default properties or methods.
In this section:
Parentheses on method calls
Named method parameters
Default properties and methods
Parentheses are required for method calls, whether or not they take parameters.
There is no support for named (keyword) parameters.
There is no support for default properties or methods.
