DataControlBase.GetColumnFilterCriteria(String) Method

Returns a filter applied to the specified column.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v24.1.Core.dll

NuGet Package: DevExpress.Wpf.Grid.Core

Declaration

C#

public CriteriaOperator GetColumnFilterCriteria(
    string fieldName
)

VB.NET

Public Function GetColumnFilterCriteria(
    fieldName As String
) As CriteriaOperator

Parameters

Name	Type	Description
fieldName	String	A String value that specifies the column’s field name.

Returns

Type	Description
CriteriaOperator	A CriteriaOperator object that represents filter criteria applied to the specified column. null (Nothing in Visual Basic), if data isn’t filtered by the values of the specified column.

Remarks

To specify the grid’s filter, use the DataControlBase.FilterCriteria or DataControlBase.FilterString property. To apply a filter to a column(s) preserving the grid’s filter (if applied), use the DataControlBase.MergeColumnFilters method.

The GetColumnFilterCriteria method clears the required column’s filter.

To learn more, see Filtering in Code and Regular and Checked Drop-down Filters.