# FdoNullCondition Class Reference

`#include <NullCondition.h>`

Inheritance diagram for FdoNullCondition:

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List of all members.

## Detailed Description

The FdoNullCondition class derives from FdoSearchCondition and can be used to test if the value of a specified data property is null.

Definition at line 33 of file NullCondition.h.

## Public Member Functions
FDO_API FdoIdentifier * | GetPropertyName ()
| Gets the name of the data property.
FDO_API void | Process (FdoIFilterProcessor *p)
| Overrides FdoFilter.Process to pass the FdoNullCondition to the appropriate filter processor operation.
FDO_API void | SetPropertyName (FdoIdentifier *value)
| Sets the name of the data property.
## Static Public Member Functions
static FDO_API FdoNullCondition * | Create (FdoIdentifier *propertyName)
| Constructs an instance of an FdoNullCondition using the specified arguments.
static FDO_API FdoNullCondition * | Create (FdoString *propertyName)
| Constructs an instance of an FdoNullCondition using the specified arguments.
static FDO_API FdoNullCondition * | Create ()
| Constructs a default instance of an FdoNullCondition.

The documentation for this class was generated from the following file:

- NullCondition.h