Adds a new formal parameter to the method.
Syntax
HRESULT AddFormal([in] BSTR pType, [in] BSTR bstrName, [in] long nIndex);
Sub AddFormal(ByVal pType As String, ByVal bstrName As String, ByVal nIndex As Long)
Parameters
pType
The type signature for the new formal parameter.
bstrName
The name of the new formal parameter.
nIndex
The index of the existing formal parameter after which to insert the new one. To insert a new parameter at the end of the list, pass –1 as the index.