Readonly
typeOptional
aInstancePtr: objectA run time mechanism for interface discovery.
NS_OK if the interface is supported by the associated instance, NS_NOINTERFACE if it is not.
aInstancePtr must not be null.
[in] A requested interface IID
[out] A pointer to an interface pointer to receive the result.
Generated using TypeDoc
Returns value associated with type of bare item. Used to identify type of bare item without querying for interface (like nsISFVString, etc).