SqlBoolean.Null 欄位

定義

命名空間:
System.Data.SqlTypes
組件:
System.Data.SqlClient.dll, System.Data.dll, netstandard.dll, System.Data.Common.dll

表示 DBNull，可以指派至 SqlBoolean 結構的執行個體。Represents DBNull that can be assigned to this instance of the SqlBoolean structure.

public: static initonly System::Data::SqlTypes::SqlBoolean Null;
public static readonly System.Data.SqlTypes.SqlBoolean Null;
 staticval mutable Null : System.Data.SqlTypes.SqlBoolean
Public Shared ReadOnly Null As SqlBoolean

欄位值

SqlBoolean

備註

此Null欄位是SqlBoolean結構的常數。The Null field is a constant for the SqlBoolean structure. 如需詳細資訊, 請參閱處理 Null 值。For more information, see Handling Null Values.

適用於

另請參閱