IsDBNull Método
Specifies whether the specified column is set to null.
Espacio de nombres: Microsoft.SqlServer.Management.Trace
Ensamblado: Microsoft.SqlServer.ConnectionInfoExtended (en Microsoft.SqlServer.ConnectionInfoExtended.dll)
Sintaxis
'Declaración
Public Function IsDBNull ( _
ordinal As Integer _
) As Boolean
'Uso
Dim instance As TraceReader
Dim ordinal As Integer
Dim returnValue As Boolean
returnValue = instance.IsDBNull(ordinal)
public bool IsDBNull(
int ordinal
)
public:
virtual bool IsDBNull(
int ordinal
) sealed
abstract IsDBNull :
ordinal:int -> bool
override IsDBNull :
ordinal:int -> bool
public final function IsDBNull(
ordinal : int
) : boolean
Parámetros
- ordinal
Tipo: System. . :: . .Int32
Valor devuelto
Tipo: System. . :: . .Boolean
A Boolean value that specifies whether the specified column is set to null.
If True, the value is null.
If False, the is not null.
Implementa
Vea también