|Removes an item specified by its key.
boolean = HandyCollection.Remove(key)
[id(5), helpstring("Removes an item by key")]
HRESULT Remove([in] VARIANT varKey, [out, retval] VARIANT* pvarResult);
key - Key value, identifying the item to be removed.
boolean - true if the item was found and successfuly
removed, false if invalid key was used.
When you remove an item from the middle of the collection all items that were after it
change their numeric index. Note that if you use ItemByIndex property or any of the other
methods that take numeric indexes.
If the item wan't removed HRESULT is set to S_FALSE.