Returns True if the argument represents a null value (DBNull).
シンタックス
'宣言
Public Function IsTextDbNull( _
ByVal As System.String, _
ByVal As System.Globalization.CultureInfo _
) As System.Boolean
public System.bool IsTextDbNull(
System.string ,
System.Globalization.CultureInfo
)
パラメータ
- text
- The string to parse.
- culture
- Culture used in parsing.
参照