Datasnap.DSSession.TDSSessionDictionaryData.HasData

• Up to Parent: TDSSessionDictionaryData

Delphi

function HasData(const AKey: string): Boolean; override;

C++

virtual bool __fastcall HasData(const System::UnicodeString AKey);

Properties

Type	Visibility	Source	Unit	Parent
function	public	Datasnap.DSSession.pas Datasnap.DSSession.hpp	Datasnap.DSSession	TDSSessionDictionaryData

Description

Determines if the session holds data for the given key.

Datasnap.DSSession.TDSSessionDictionaryData.HasData inherits from Datasnap.DSSession.TDSSessionData.HasData. All content below this line refers to Datasnap.DSSession.TDSSessionData.HasData.

Note: This is an abstract method that child subclasses of TDSSessionData implement.

Determines if the session holds data for the given key.

The HasData method returns True if the session holds data for the session key AKey, False otherwise.

HasData is implemented in child classes:

• TDSSession.HasData.
• TDSSessionDictionaryData.HasData.

See Also

• Datasnap.DSSession.TDSSessionData.GetData
• Datasnap.DSSession.TDSSessionData.PutData
• Datasnap.DSSession.TDSSession.HasData
• Datasnap.DSSession.TDSSessionDictionaryData.HasData