DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Documenttitle>
head>
<body>
<script>
var arr = [{
"temperatures": [{
"legend": "A相温度",
"unit": null,
"yaxis": "21.1",
"xaxis": "11"
}, {
"legend": "B相温度",
"unit": null,
"yaxis": "21.8",
"xaxis": "11"
}, {
"legend": "C相温度",
"unit": null,
"yaxis": "20.9",
"xaxis": "11"
}, {
"legend": "N相温度",
"unit": null,
"yaxis": "21.4",
"xaxis": "11"
}],
"voltages": [{
"legend": "A相电压",
"unit": null,
"yaxis": "242.0",
"xaxis": "11"
}, {
"legend": "B相电压",
"unit": null,
"yaxis": "240.0",
"xaxis": "11"
}, {
"legend": "C相电压",
"unit": null,
"yaxis": "248.0",
"xaxis": "11"
}],
"currents": [{
"legend": "A相电流",
"unit": null,
"yaxis": "9.9",
"xaxis": "11"
}, {
"legend": "B相电流",
"unit": null,
"yaxis": "17.2",
"xaxis": "11"
}, {
"legend": "C相电流",
"unit": null,
"yaxis": "1.5",
"xaxis": "11"
}],
}, {
"temperatures": [{
"legend": "A相温度",
"unit": null,
"yaxis": "21.2",
"xaxis": "11"
}, {
"legend": "B相温度",
"unit": null,
"yaxis": "21.9",
"xaxis": "11"
}, {
"legend": "C相温度",
"unit": null,
"yaxis": "21.1",
"xaxis": "11"
}, {
"legend": "N相温度",
"unit": null,
"yaxis": "21.5",
"xaxis": "11"
}],
"voltages": [{
"legend": "A相电压",
"unit": null,
"yaxis": "242.0",
"xaxis": "11"
}, {
"legend": "B相电压",
"unit": null,
"yaxis": "240.0",
"xaxis": "11"
}, {
"legend": "C相电压",
"unit": null,
"yaxis": "248.0",
"xaxis": "11"
}],
"currents": [{
"legend": "A相电流",
"unit": null,
"yaxis": "9.9",
"xaxis": "11"
}, {
"legend": "B相电流",
"unit": null,
"yaxis": "17.2",
"xaxis": "11"
}, {
"legend": "C相电流",
"unit": null,
"yaxis": "1.5",
"xaxis": "11"
}]
}];
// console.log(arr);
// var final=[]; //最终要生成的数组
// // 把type和name加进去
// for(var i=0;i
// final[i]={};
// final[i].type='line'
// final[i].name=arr[0].temperatures[i].legend
// }
// // console.log(final)
// //先把data需要用到的数据存起来
// var dataArr=[]
// for(var i=0;i
// dataArr[i]=[]
// }
// // console.log(dataArr) //得到4个空数组
// arr.forEach(item=>{
// item.temperatures.forEach((sonItem,index)=>{
// dataArr[index].push(sonItem.yaxis)
// })
// })
// // console.log(dataArr) //得到需要的数组
// final.forEach((item,index)=>{
// item.data=dataArr[index]
// })
// console.log(final)
function makeArr(sourceArr,type,typeName){
var final=[];
var dataArr=[];
for(var i=0;i<sourceArr[0][type].length;i++){
final[i]={};
final[i].type=typeName
final[i].name=sourceArr[0][type][i].legend
}
// console.log(final)
var dataArr=[]
for(var i=0;i<final.length;i++){
dataArr[i]=[]
}
// console.log(dataArr)
sourceArr.forEach(item=>{
item[type].forEach((sonItem,index)=>{
dataArr[index].push(sonItem.yaxis)
})
})
// console.log(dataArr)
final.forEach((item,index)=>{
item.data=dataArr[index]
})
return final
}
var test=makeArr(arr,'currents','line')
console.log(test)
script>
body>
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