public int editar(Laboratorio lab)
{
dbLaboratorioEntities context = new dbLaboratorioEntities();
context.Entry(lab).State = EntityState.Modified;
return(context.SaveChanges());
}
public int excluir(int id)
{
dbLaboratorioEntities context = new dbLaboratorioEntities();
Laboratorio s = new Laboratorio();
s.id = id;
context.Entry(s).State = EntityState.Deleted;
return(context.SaveChanges());
}