Trendline.Period property (Excel)
Returns or sets the period for the moving-average trendline. Can be a value from 2 through 255. Read/write Long.
Syntax
expression.Period
expression A variable that represents a Trendline object.
Example
This example sets the period for the moving-average trendline on Chart1. The example should be run on a 2D column chart with a single series that contains 10 data points and a moving-average trendline.
With Charts("Chart1").SeriesCollection(1).Trendlines(1)
If .Type = xlMovingAvg Then .Period = 5
End With
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