public void Eliminar(int id)
{
try
{
using (var ctx = new TestContex())
{
ctx.Entry(new Alumno {
Id = id
}).State = EntityState.Deleted;
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}
public void Guardar(Alumno alumno)
{
try
{
using (var ctx = new TestContex())
{
//Regitro que ya existe
if (alumno.Id > 0)
{
ctx.Entry(alumno).State = EntityState.Modified;
}
else
{
ctx.Entry(alumno).State = EntityState.Added;
}
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}
