Hi Leo,
Thanks for using Syncfusion products.
Rotate the DateTime Label in a Chart?
Please use the below given snippet to Rotate the DateTime Label in a Chart.
Me.ChartWebControl1.PrimaryXAxis.ValueType = ChartValueType.DateTime
Me.ChartWebControl1.PrimaryXAxis.DateTimeRange = New ChartDateTimeRange(CDate("01/Nov/2007"), CDate("30/Nov/2007"), 5, ChartDateTimeIntervalType.Days)
Me.ChartWebControl1.PrimaryXAxis.DateTimeFormat = "dd/MM/yyyy"
Me.ChartWebControl1.ChartArea.PrimaryXAxis.LabelRotate = True
Me.ChartWebControl1.ChartArea.PrimaryXAxis.LabelRotateAngle = 90
Me.ChartWebControl1.ChartArea.PrimaryXAxis.LabelAligment = StringAlignment.Center
The sample is available in the following link.
http://websamples.syncfusion.com/samples/Chart.Web/6.1.0.34/F70993/main.htmPlease let me know if you have any question.
Regards,
Vinoth