我使用Chartkick来显示多个系列折线图.代码如下: -
<h1>Multiple Series Line</h1>
<div id="chart-4" style="height: 300px;"></div>
<script>
new Chartkick.LineChart("chart-4", [{"name":"Workout","data":{"2013-02-10 00:00:00 -0800":3,"2013-02-17 00:00:00 -0800":3,"2013-02-24 00:00:00 -0800":3,"2013-03-03 00:00:00 -0800":1,"2013-03-10 00:00:00 -0800":4,"2013-03-17 00:00:00 -0700":3,"2013-03-24 00:00:00 -0700":2,"2013-03-31 00:00:00 -0700":3}},{"name":"Go to concert","data":{"2013-02-10 00:00:00 -0800":0,"2013-02-17 00:00:00 -0800":0,"2013-02-24 00:00:00 -0800":0,"2013-03-03 00:00:00 -0800":0,"2013-03-10 00:00:00 -0800":2,"2013-03-17 00:00:00 -0700":1,"2013-03-24 00:00:00 -0700":0,"2013-03-31 00:00:00 -0700":0}},{"name":"Wash face","data":{"2013-02-10 00:00:00 -0800":0,"2013-02-17 00:00:00 -0800":1,"2013-02-24 00:00:00 -0800":0,"2013-03-03 00:00:00 -0800":0,"2013-03-10 00:00:00 -0800":0,"2013-03-17 00:00:00 -0700":1,"2013-03-24 00:00:00 -0700":0,"2013-03-31 00:00:00 -0700":1}},{"name":"Call parents","data":{"2013-02-10 00:00:00 -0800":5,"2013-02-17 00:00:00 -0800":3,"2013-02-24 00:00:00 -0800":2,"2013-03-03 00:00:00 -0800":0,"2013-03-10 00:00:00 -0800":0,"2013-03-17 00:00:00 -0700":1,"2013-03-24 00:00:00 -0700":1,"2013-03-31 00:00:00 …