public DataTable GetTTHoaDon(string mahd) { return(DA_HDN.GetTTHoaDon(mahd)); }
public bool deleteHDN(EC_HDN cthdn) { return(DA_HDN.deleteHDN(cthdn)); }
public bool insertHDN(EC_HDN cthdn) { return(DA_HDN.insertHDN(cthdn)); }
public bool updateHDN(EC_HDN cthdn) { return(DA_HDN.updateHDN(cthdn)); }
public DataTable getAll() { return(DA_HDN.getAll()); }