TrendlineCollection.Add(ChartTrendlineType) Method

Creates a new trendline of the specified type and adds it to the collection.

Namespace: DevExpress.Spreadsheet.Charts

Assembly: DevExpress.Spreadsheet.v18.2.Core.dll

Declaration

C#

Trendline Add(
    ChartTrendlineType trendlineType
)

VB.NET

Function Add(
    trendlineType As ChartTrendlineType
) As Trendline

Parameters

Name	Type	Description
trendlineType	ChartTrendlineType	A ChartTrendlineType enumeration member that specifies the trendline type.

Returns

Type	Description
Trendline	A Trendline object that is the newly added element in the collection.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the Add(ChartTrendlineType) method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

spreadsheet-document-api-chart-examples/CS/SpreadsheetDocServerChartAPISamples/CodeExamples/TrendlineActions.cs#L29

// Display a polynomial trendline.
chart.Series[0].Trendlines.Add(ChartTrendlineType.Polynomial);

VB.NET

spreadsheet-document-api-chart-examples/VB/SpreadsheetDocServerChartAPISamples/CodeExamples/TrendlineActions.vb#L30

' Display a polynomial trendline.
chart.Series(0).Trendlines.Add(ChartTrendlineType.Polynomial)