The following tables list the members exposed by TrendlineCollection.
| Name | Description | |
|---|---|---|
 | Chart | Returns the owning chart (read-only) (Inherited from Infragistics.Documents.Excel.Charts.ChartObject) |
| Count | Returns the number of items in the collection (read-only) |
| IsReadOnly | Determines if the collecion can be modified (read-only) |
| Item | Returns the Trendline instance at the specified ordinal position within the collection. |
| Owner | returns this object's owner. (read-only) (Inherited from Infragistics.Documents.Excel.Charts.ChartObject) |
| Sheet | The owning sheet (read-only) (Inherited from Infragistics.Documents.Excel.Charts.ChartObject) |
| Workbook | The owning workbook (read-only) (Inherited from Infragistics.Documents.Excel.Charts.ChartObject) |
| Worksheet | The owning worksheet (read-only) (Inherited from Infragistics.Documents.Excel.Charts.ChartObject) |
| Name | Description | |
|---|---|---|
 | Add | Adds a new Trendline to the collection |
| Clear | Clears the collection. |
| Contains | Returns a boolean value indicating whether the specified instance is contained within this collection. |
| GetEnumerator | Gets an enumerator for the items in the collection |
| IndexOf | Returns the index of the item in the collection. |
| Insert | Inserts a new Trendline into the collection at the specified index. |
| Remove | Removes an item from the collection. |
| RemoveAt | Removes the series at the specified index |
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