func (p MailBuilder) BCC(name, addr string) MailBuilder {
	p.bcc = append(p.bcc, mail.Address{Name: name, Address: addr})
	return p
}
func (p MailBuilder) BCC(name, addr string) MailBuilder {
	p.bcc = append(p.bcc, mail.Address{Name: name, Address: addr})
	return p
}
func ( p MailBuilder ) BCC ( name , addr string ) MailBuilder { p . bcc = append ( p . bcc , mail . Address { Name : name , Address : addr } ) return p }
// BCC returns a copy of MailBuilder with this name & address appended to the BCC list.  name may be
// empty.  This method only has an effect if the Send method is used to transmit the message, there
// is no effect on the parts returned by Build().
BCC returns a copy of MailBuilder with this name & address appended to the BCC list . name may be empty . This method only has an effect if the Send method is used to transmit the message there is no effect on the parts returned by Build () .