Visual Basic

Dim email As New System.Web.Mail.MailMessage<br />
Dim EmailSrv As System.Web.Mail.SmtpMail<br />
email.To = "youremail@yourcompany.com"<br />
email.From = "youremail@yourcompany.com"<br />
email.BodyFormat = Web.Mail.MailFormat.Html<br />
email.Body = "Testing"<br />
email.Subject = "Test Email"<br />
EmailSrv.SmtpServer = "email.yourcompany.com"<br />
EmailSrv.Send(email)

// Instance method:
dim reg  as Regex = new Regex(@"^[a-zA-Z'.]{1,40}$")
Response.Write(reg.IsMatch(txtName.Text))

// Static method:
if (!Regex.IsMatch(txtName.Text, 
                   @"^[a-zA-Z'.]{1,40}$")) Then
  // Name does not match schema
end if