ASPxGridViewSettings.GroupFormatForMergedGroup Property

Specifies the text pattern for merged groups.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v24.2.dll

Declaration

C#

[DefaultValue("{0}: {1}")]
public string GroupFormatForMergedGroup { get; set; }

VB.NET

<DefaultValue("{0}: {1}")>
Public Property GroupFormatForMergedGroup As String

Property Value

Type	Default	Description
String	"{0}: {1}"	The text pattern for merged groups.

Property Paths

You can access this nested property as listed below:

Object Type	Path to GroupFormatForMergedGroup
ASPxGridView	.Settings .GroupFormatForMergedGroup
GridViewProperties	.Settings .GroupFormatForMergedGroup

Remarks

Specify the GroupFormatForMergedGroup property to customize the text pattern for merged groups. This text pattern can include static text and the following predefined placeholders:

{0}

The placeholder for the caption of a grouped column.

{1}

The placeholder for a group row value.

ASPX

<dx:ASPxGridView ID="Grid" runat="server" AutoGenerateColumns="false">
    <Columns>
        <dx:GridViewDataColumn FieldName="Country" GroupIndex="0" />
        <dx:GridViewDataColumn FieldName="City" GroupIndex="1" />
        <%--...--%>
    </Columns>
    <Settings ShowGroupPanel="true" GroupFormatForMergedGroupRow="{0} : {1}"
        GroupFormatForMergedGroup="{0} - {1}" />
    <SettingsBehavior MergeGroupsMode="Always" AutoExpandAllGroups="true" />
    <GroupSummary>
        <dx:ASPxSummaryItem SummaryType="Count" FieldName="City" />
    </GroupSummary>
</dx:ASPxGridView>

Online Demos

Run Demo: ASPxGridView - Merging Groups (Web Forms)

Run Demo: GridView - Merging Groups (MVC)