IsDBNull メソッド (C1DataReader)

Gets a value that indicates whether the column contains nonexistent or missing values.

シンタックス

'宣言
 
Public Overrides Function IsDBNull( _
   ByVal ordinal As System.Integer _
) As System.Boolean

public override System.bool IsDBNull( 
   System.int ordinal
)

true if the specified column is equivalent to System.DBNull; otherwise false.

参照