Charts Do Not Automatically Update When Data Changes

Question

Hopefully this is an easy one. I have a series of charts in MS Excel that point to data on the same worksheet. The data on the worksheet is calculated using a VBA function. W

Answer 1

For example:

Sub a()
   Dim w As Worksheet
   Dim a
   Set w = Worksheets(1)

   For Each a In w.Range("a1:a5")
     a.Value = a.Value + 1
   Next

   w.ChartObjects(1).Chart.Refresh

End Sub