Given a field name, returns whether the field is null (does not exist) or not.

Namespace: Com.Tibco.As.Space
Assembly: TIBCO.ActiveSpaces.Common (in TIBCO.ActiveSpaces.Common.dll) Version: 2.0.0.0 (2.2.0.015)

Syntax

C#
public abstract bool IsNull(
	string fieldname
)
Visual Basic
Public MustOverride Function IsNull ( 
	fieldname As String
) As Boolean
Visual C++
public:
virtual bool IsNull(
	String^ fieldname
) abstract
F#
abstract IsNull : 
        fieldname : string -> bool

Parameters

fieldname
Type: System..::..String
Name of field

Return Value

Type: Boolean
true is the field is null (does not exist), false otherwise

See Also