直接用添加数据点的方法和数组都可以,举个例,用添加数据点的方法画一个有10个随机数据点的曲线图:
Dim random As New Random()
Dim pointIndex As Integer
For pointIndex = 0 To 9
chart1.Series[0].Points.AddY(random.Next(1,100))
Next pointIndex
chart1.Series[0].ChartType=SeriesChartType.Line;
希望对你有帮助