Javascript 解析JSON并创建可读数组
这里的目标是将从API(无法控制)提供的JSON解析到我自己制作的数组中。我有两个问题:Javascript 解析JSON并创建可读数组,javascript,node.js,arrays,json,Javascript,Node.js,Arrays,Json,这里的目标是将从API(无法控制)提供的JSON解析到我自己制作的数组中。我有两个问题: 我不知道如何才能在“元数据”下获得#2的值 如果我想获取第一个名为“时间序列(5min):”的数组,并将其放入自己的数组中,我只是不确定。会是这样吗 现在可以将对象.values(dat)推送到数组中 您现在可以将对象.values(dat)推送到一个数组。这是我运行的代码,似乎可以解决您的问题(完整): var数据=`[{ “元数据”:{ “1.符号”:“XXX”, “2.上次刷新”:“2020-07
对象.values(dat)
推送到数组中
您现在可以将
对象.values(dat)
推送到一个数组。这是我运行的代码,似乎可以解决您的问题(完整):
var数据=`[{
“元数据”:{
“1.符号”:“XXX”,
“2.上次刷新”:“2020-07-17 19:25:00”,
“3.间隔时间”:“5分钟”
},
“时间序列(5分钟)”:{
"2020-07-17 19:25:00": {
“1.打开”:“125.4800”,
“2.高”:“125.4800”,
“3.低”:“125.4800”,
“4.关闭”:“125.4800”,
“5.卷”:“100”
},
"2020-07-17 19:05:00": {
“1.开放”:“125.2400”,
“2.高”:“125.2400”,
“3.低”:“125.2400”,
“4.关闭”:“125.2400”,
“5.卷”:“200”
},
"2020-07-17 19:00:00": {
“1.打开”:“125.4000”,
“2.高”:“125.4000”,
“3.低”:“125.2400”,
“4.关闭”:“125.2400”,
“5.卷”:“1048”
},
"2020-07-17 18:40:00": {
“1.打开”:“125.3000”,
“2.高”:“125.3000”,
“3.低”:“125.3000”,
“4.关闭”:“125.3000”,
“5.卷”:“248”
},
"2020-07-17 18:35:00": {
“1.打开”:“125.3500”,
“2.高”:“125.3500”,
“3.低”:“125.3000”,
“4.关闭”:“125.3000”,
“5.卷”:“399”
}
}
}]`;
var bodyParsed=JSON.parse(数据);
让bodyArray=[]
//元数据#2
让metaData=bodyParsed[0][“元数据”];
让num2=元数据[“2.上次刷新”];
车身阵列推力(num2);
//时间序列。
让timeSeries=bodyParsed[0][“时间序列(5min)”][num2];
推(
timeSeries[“1.打开”],
时间序列[“2.高”],
时间序列[“3.低”],
timeSeries[“4.关闭”],
timeSeries[“5.卷”]
);
console.log(bodyArray);
这是我运行的代码,似乎可以解决您的问题(完整):
var数据=`[{
“元数据”:{
“1.符号”:“XXX”,
“2.上次刷新”:“2020-07-17 19:25:00”,
“3.间隔时间”:“5分钟”
},
“时间序列(5分钟)”:{
"2020-07-17 19:25:00": {
“1.打开”:“125.4800”,
“2.高”:“125.4800”,
“3.低”:“125.4800”,
“4.关闭”:“125.4800”,
“5.卷”:“100”
},
"2020-07-17 19:05:00": {
“1.开放”:“125.2400”,
“2.高”:“125.2400”,
“3.低”:“125.2400”,
“4.关闭”:“125.2400”,
“5.卷”:“200”
},
"2020-07-17 19:00:00": {
“1.打开”:“125.4000”,
“2.高”:“125.4000”,
“3.低”:“125.2400”,
“4.关闭”:“125.2400”,
“5.卷”:“1048”
},
"2020-07-17 18:40:00": {
“1.打开”:“125.3000”,
“2.高”:“125.3000”,
“3.低”:“125.3000”,
“4.关闭”:“125.3000”,
“5.卷”:“248”
},
"2020-07-17 18:35:00": {
“1.打开”:“125.3500”,
“2.高”:“125.3500”,
“3.低”:“125.3000”,
“4.关闭”:“125.3000”,
“5.卷”:“399”
}
}
}]`;
var bodyParsed=JSON.parse(数据);
让bodyArray=[]
//元数据#2
让metaData=bodyParsed[0][“元数据”];
让num2=元数据[“2.上次刷新”];
车身阵列推力(num2);
//时间序列。
让timeSeries=bodyParsed[0][“时间序列(5min)”][num2];
推(
timeSeries[“1.打开”],
时间序列[“2.高”],
时间序列[“3.低”],
timeSeries[“4.关闭”],
timeSeries[“5.卷”]
);
console.log(bodyArray);
不知道。非常感谢。哦没问题,兄弟:)不知道。非常感谢。哦没问题,兄弟:)
var bodyParsed = JSON.parse(data);
let bodyArray = bodyParsed['Time Series (5min:']
for (var i = 0; i < bodyArray.length; i++) {
firstArray.push([
bodyArray[i][0], //"1. open": "125.4800",
bodyArray[i][1], //"2. high": "125.4800",
])
}
var data = [
{
"Meta Data": {
"1. Symbol": "XXX",
"2. Last Refreshed": "2020-07-17 19:25:00",
"3. Interval": "5min",
},
"Time Series (5min)": {
"2020-07-17 19:25:00": {
"1. open": "125.4800",
"2. high": "125.4800",
"3. low": "125.4800",
"4. close": "125.4800",
"5. volume": "100"
},
"2020-07-17 19:05:00": {
"1. open": "125.2400",
"2. high": "125.2400",
"3. low": "125.2400",
"4. close": "125.2400",
"5. volume": "200"
},
"2020-07-17 19:00:00": {
"1. open": "125.4000",
"2. high": "125.4000",
"3. low": "125.2400",
"4. close": "125.2400",
"5. volume": "1048"
},
"2020-07-17 18:40:00": {
"1. open": "125.3000",
"2. high": "125.3000",
"3. low": "125.3000",
"4. close": "125.3000",
"5. volume": "248"
},
"2020-07-17 18:35:00": {
"1. open": "125.3500",
"2. high": "125.3500",
"3. low": "125.3000",
"4. close": "125.3000",
"5. volume": "399"
}
}
]
data.map((dat, key) => console.log(Object.values(dat)));