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Javascript 在flot中动态创建数据集_Javascript_Jquery_Dynamic_Flot - Fatal编程技术网

Javascript 在flot中动态创建数据集

Javascript 在flot中动态创建数据集,javascript,jquery,dynamic,flot,Javascript,Jquery,Dynamic,Flot,我想为图形动态创建数据集。现在我得到了类似的东西,它按预期工作,但我不知道数组的长度,所以我不能使用它,当我在数据对象中尝试循环时,它失败了。有什么建议吗 var month=new Array("Jan","Feb","Mar","Apr","Maj","Jun","Jul","Aug","Sep","Okt","Nov","Dec"); var day =new Array(); var mon =new Array(); var pass =new Array(); var bug =ne

我想为图形动态创建数据集。现在我得到了类似的东西,它按预期工作,但我不知道数组的长度,所以我不能使用它,当我在数据对象中尝试循环时,它失败了。有什么建议吗

var month=new Array("Jan","Feb","Mar","Apr","Maj","Jun","Jul","Aug","Sep","Okt","Nov","Dec");
var day =new Array();
var mon =new Array();
var pass =new Array();
var bug =new Array();

_.each(data, function(data){          
var date = new Date(data['timestamp']);
mon.push(date.getMonth());
day.push(date.getDate());    
pass.push(data['pass']);
bug.push(data['bug']);
}); 

  var datasets = {
  "Pass": {
  label: "Pass",
  data: [[""+month[mon[0]]+"-"+day[0]+"",  pass[0]], [""+month[mon[1]]+"-"+day[1]+"",  pass[1]], [""+month[mon[2]]+"-"+day[2]+"",  pass[2]], [""+month[mon[3]]+"-"+day[3]+"",  pass[3]], [""+month[mon[4]]+"-"+day[4]+"",  pass[4]]]

  },
  "Bug": {
  label: "Bug",
  data: [[""+month[mon[0]]+"-"+day[0]+"",  bug[0]], [""+month[mon[1]]+"-"+day[1]+"",  bug[1]], [""+month[mon[2]]+"-"+day[2]+"",  bug[2]], [""+month[mon[3]]+"-"+day[3]+"",  bug[3]], [""+month[mon[4]]+"-"+day[4]+"",  bug[4]]]
  }

};

在生成数据集之前先生成数据对象。不能在数据集内部循环,但可以在外部循环

或者,您可以从数据集中生成一个对象,然后使用JSON.Stringify()将其创建

编辑以显示如何执行第二步,代码可能不是100%正确,因此请根据您的场景进行调整:

var dataset= new Object();
dataset.label = "Bug";
foreach(var i in DatestoAdd){
dataset.Dates.add(DatestoAdd[i]);
}
JSON.Stringify(dataset);

stringify中的大写字母S将导致错误,它应该是小写的。