Data from back-end database shoule be displayed to the front-end in a visual way instead of just tabular format. Charting is a one of best data visualization technique. A chart is a graphical representation of data, in which "the data is represented by symbols, such as bars in a bar chart, lines in a line chart, or slices in a pie chart". A chart can represent tabular numeric data, functions or some kinds of qualitative structure and provides different info.

ECharts is a set of front-end chart tool library originally developed by Baidu, Inc. Recently it was donated to apache foundation & it is open-sourced under Apache License 2.0. In this blog post, we are going to see how we are going to easily add echart charts to our web page.