Using markup and jQuery script, you can create a chart which allows users to drill down in the data on a click event. In this topic, you'll use both markup and client-side script to create a C1BarChart control, and perform the drill-down task by handling the click event and passing the new data on the client-side.

You can find the basis for this topic and a sample in the Drill-down Wijmo Barchart blog post. The database file added to the application below can be found in the sample's .zip file. The sample is called C1Chart - Drilling Down.

This topic assumes that you began with an empty ASP.NET project. Complete the following steps to create a drill-down barchart: