API:System.JSON.TJSONString.IsNull

• Up to Parent: TJSONString

Delphi

function IsNull: Boolean; override;

C++

virtual bool __fastcall IsNull();

Properties

Type	Visibility	Source	Unit	Parent
function	protected	System.JSON.pas System.JSON.hpp	System.JSON	TJSONString

Description

Returns True if the current JSON object represents a JSON null value.

System.JSON.TJSONString.IsNull inherits from System.JSON.TJSONAncestor.IsNull. All content below this line refers to System.JSON.TJSONAncestor.IsNull.

Returns True if the current JSON object represents a JSON null value.

Call IsNull to determine whether the current JSON object represents a JSON null value.

See Also

• System.JSON.TJSONAncestor.Null