COM_invoke

Invoke method on COM object or interface.

Syntax

• S = invoke(h, methodname, arg1, arg2, ...)
• S = COM_invoke(h, methodname, arg1, arg2, ...)

Input argument

• h - a COM object.
• methodname - a string: the method name invoked on COM object.
• arg1, arg2, ... - a Nelson variable of type double, int, boolean, string, ... used as parameters of COM function invoked.

Output argument

• S - a COM object or data.

Description

If the method returns a COM interface, then ole_invoke returns a new COM object that represents the returned interface.

Example

pWord = actxserver('Word.Application')
pWord.Visible = true
invoke(pWord, 'Quit')
delete(pWord)
clear pWord

See also

COM_get, COM_set.

History

Author

Allan CORNET