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@cleydson
Created July 12, 2010 21:28
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Protected Function RetornaValor(ByVal valor As Object, Optional ByVal retornoPadrao As String = "") As String
If IsDBNull(valor) Then
Return retornoPadrao
Else
Return valor
End If
End Function
'ou
'Usando Generics
Public Shared Function RetornaValor(Of T)(ByVal valor As T, ByVal valorPadrao As T) As T
If IsDBNull(valor) Then
Return valorPadrao
Else
Return valor
End If
End Function
@cleydson
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Função simples que verifica se o valor retornado do banco (ado.net) é null. Se for null retorna o valor padrão.

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