A basic example of AJAX and JSON data
This is a basic example of using JSON and AJAX. AJAX is used to request the data and it's returned in JSON format. The JSON data is then evaluated and a chart created using it.
This goes in the documents header:
<script src="RGraph.common.core.js"></script> <script src="RGraph.line.js"></script>Put this where you want the chart to show up:
<canvas id="cvs" width="600" height="250"> [No canvas support] </canvas>This is the code that generates the chart: