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{description}
{excerpt}Returns the [Trendlines|Trendlines] collection for the series. A trendline graphically shows trends in a data series, such as increased sales over a period of months.{excerpt}
{signature:C#}
 public Trendlines Trendlines{ get; }

{signature}{signature:vb.net

}
Public ReadOnly Property Trendlines() As Trendlines

{signature}
{remarks}An exception will be thrown if the current series does not support trendlines. The following types of series do not support trendlines:

{remarks}