public void xoa1nhomnd(string mand)
{
using (QLBanHangDataContext data = new QLBanHangDataContext())
{
Nhomnguoidung2 ndn = new Nhomnguoidung2();
ndn = data.Nhomnguoidung2s.Where(t => t.Manhomnguoidung == mand).FirstOrDefault();
if (ndn != null)
{
data.Nhomnguoidung2s.DeleteOnSubmit(ndn);
data.SubmitChanges();
}
}
}
public void them1nhomnd(string manhonnd, string tennhomnguoidung, string mota)
{
using (QLBanHangDataContext data = new QLBanHangDataContext())
{
Nhomnguoidung2 ndn = new Nhomnguoidung2();
ndn.Manhomnguoidung = manhonnd;
ndn.Tennhomnguoidung = tennhomnguoidung;
ndn.Mota = mota;
data.Nhomnguoidung2s.InsertOnSubmit(ndn);
data.SubmitChanges();
}
}
public void sua1nhomnd(string mand, string tennhomnd, string mota)
{
using (QLBanHangDataContext data = new QLBanHangDataContext())
{
Nhomnguoidung2 ndn = new Nhomnguoidung2();
ndn = data.Nhomnguoidung2s.Where(t => t.Manhomnguoidung == mand).FirstOrDefault();
if (ndn != null)
{
ndn.Tennhomnguoidung = tennhomnd;
ndn.Mota = mota;
data.SubmitChanges();
}
}
}