IDigitalSignature Add(
	X509Certificate2 certificate,
	string comments,
	DateTime signTime
)

Function Add ( 
	certificate As X509Certificate2,
	comments As String,
	signTime As DateTime
) As IDigitalSignature

IDigitalSignature^ Add(
	X509Certificate2^ certificate, 
	String^ comments, 
	DateTime signTime
)

abstract Add : 
        certificate : X509Certificate2 * 
        comments : string * 
        signTime : DateTime -> IDigitalSignature