Private Sub GetTypeInfo ( _
    iTInfo As UInteger, _
    lcid As UInteger, _
    ppTInfo As IntPtr _
) Implements _Attribute.GetTypeInfo

Dim instance As Attribute
Dim iTInfo As UInteger
Dim lcid As UInteger
Dim ppTInfo As IntPtr

CType(instance, _Attribute).GetTypeInfo(iTInfo, _
    lcid, ppTInfo)

void _Attribute.GetTypeInfo(
    uint iTInfo,
    uint lcid,
    IntPtr ppTInfo
)

private:
virtual void GetTypeInfo(
    unsigned int iTInfo, 
    unsigned int lcid, 
    IntPtr ppTInfo
) sealed = _Attribute::GetTypeInfo

JScript does not support explicit interface implementations.