使用crossfilter.js和dc.js显示维度的所有可能值

时间:2016-08-23 22:31:01

标签: dc.js crossfilter

让我们考虑一下这个数据集:

var dataSet = [{Day :"Monday", Elapsed_Time:120, person:"x"},
               {Day :"Monday", Elapsed_Time:140, person:"y"},
               {Day :"Tueday", Elapsed_Time:160, person:"x"},
               {Day :"Tueday", Elapsed_Time:168, person:"y"},
               {Day :"Wednesday", Elapsed_Time:140, person:"x"},
               {Day :"Wednesday", Elapsed_Time:160, person:"y"},
               {Day :"Thurday", Elapsed_Time:50, person:"x"}, 
               {Day :"Thurday", Elapsed_Time:60, person:"y"},
               {Day :"Friday", Elapsed_Time:80, person:"x"}, 
               {Day :"Friday", Elapsed_Time:170, person:"y"}];

使用Crossfilter和dc.js我想创建一个barChart,以天显示Elapsed_TimeS,即:在x轴上,从星期一到星期五,每天显示两个没有总和的值(我不知道'我想要reduceSum)

提前谢谢你;

0 个答案:

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