CriteriaOperator.IsNull() Method

Initializes a new UnaryOperator instance that checks whether the current criteria is null.

Namespace: DevExpress.Data.Filtering

Assembly: DevExpress.Data.v21.2.dll

NuGet Packages: DevExpress.Data, DevExpress.Win.Design

Declaration

C#

public UnaryOperator IsNull()

VB.NET

Public Function IsNull As UnaryOperator

Returns

Type	Description
UnaryOperator	An unary operator instance that checks whether the current criteria is null