The IChartTrendLines interface contains properties and methods that are used to determine parameters of the trend lines collection.
| Property name | Brief description | |
|
Count | The Count property returns the number of trend lines. |
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Item | The Item property enables the user to determine settings of a specific trend line. |
| Method name | Brief description | |
 |
Add | The Add method adds a trend line for a data series. |
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Clear | The Clear method deletes all trend lines from the chart. |
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Remove | The Remove method removes a trend line by the specified index. |
See also: