IsNull メソッド (Utils)

Returns a value indicating whether a value is null or System.DBNull.

シンタックス

'宣言
 
Public Shared Function IsNull( _
   ByVal v As System.Object _
) As System.Boolean

public static System.bool IsNull( 
   System.object v
)

Returns true if is null or System.DBNull, false otherwise.

参照