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Informative Information for the Uninformed | ![]() |
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Determining Exported Functions
ActiveX controls implement various COM interfaces in the same manner as any
other COM object. COM interfaces are well-defined definitions of what
functions and properties a COM class must implement and support. COM provides
the ability to dynamically query a COM class at runtime using QueryInterface
to see what interfaces it implements. This is how IE determines if a control
supports the safe for scripting interface (which is called
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