Expression Class

An expression assigned to a data source parameter.

Namespace: DevExpress.DataAccess

Assembly: DevExpress.DataAccess.v24.1.dll

NuGet Packages: DevExpress.DataAccess, DevExpress.Win.PivotGrid, DevExpress.Win.TreeMap

Declaration

C#

[TypeConverter(typeof(Expression.ExpressionTypeConverter))]
public class Expression :
    IFormattable

VB.NET

<TypeConverter(GetType(Expression.ExpressionTypeConverter))>
Public Class Expression
    Implements IFormattable

Related API Members

The following members return Expression objects:

• IParameterViewModel.Expression

Remarks

You can specify an expression for the following parameters:

• PathParameter
• QueryParameter
• HeaderParameter
• QueryParameter
• EFParameter
• Parameter

An expression can include report parameters or dashboard parameters.

Inheritance

Object

Expression