

ds1 折线图所用数据集
周六:GREPARRAY(split(value("ds1",1),","),WEEKDAY(item)=6)
周天:GREPARRAY(split(value("ds1",1),","),WEEKDAY(item)=0)
-------------------
结合一下楼上自定义分类名
分类名自定义JS

function(){
var date = new Date(this);
if(date.getDay()==0||date.getDay()==6){
return ""+date.toLocaleString().substring(0,9)+""
}else{
return date.toLocaleString().substring(0,9)
}
}