private void BtnHapus_Click(object sender, EventArgs e)
 {
     if (txtnama.Text != "" && txtemail.Text != "" && txthandphone.Text != "" && txtPic.Text != "")
     {
         member memm = new member();
         memm = db.members.Single(x => x.nis == ID);
         db.members.DeleteOnSubmit(memm);
         db.SubmitChanges();
         loadManMember();
     }
     else
     {
         inputValidation();
     }
 }
 private void BtnEdit_Click(object sender, EventArgs e)
 {
     if (txtnama.Text != "" && txtemail.Text != "" && txthandphone.Text != "" && txtPic.Text != "")
     {
         member memm = new member();
         memm           = db.members.Single(x => x.nis == ID);
         memm.nama      = txtnama.Text;
         memm.email     = txtemail.Text;
         memm.handphone = txthandphone.Text;
         memm.joindate  = Convert.ToDateTime(getDate());
         memm.pohoto    = txtPic.Text;
         db.SubmitChanges();
         loadManMember();
     }
     else
     {
         inputValidation();
     }
 }
 partial void Deletemember(member instance);
 partial void Updatemember(member instance);
 partial void Insertmember(member instance);