:
si je selectionne un Id du table "user" sur le combobox ,faut afficher les "roles" de ce "user" sur un listbox
Public Function Affecter() As List(Of roles)
Dim bd As New RendezVousEntities
For Each us As user In bd.user
If us.userid = cmbuser.Text Then
For Each ro As roles In bd.roles
us.roles.Add(ro)
Return ?
Next
End If
Next
End Function
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