[英]Iterate through nested objects and indexed Arrays in JavaScript
I have the following structure:我有以下结构:
0: {
fulfilled: true
pending: false
rejected: false
data: {
0: {dateTime: Mon Feb 17 2020 01:00:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
1: {dateTime: Mon Feb 17 2020 01:10:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
2: {dateTime: Mon Feb 17 2020 01:20:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
3: {dateTime: Mon Feb 17 2020 01:30:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
4: {dateTime: Mon Feb 17 2020 01:40:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
5: {dateTime: Mon Feb 17 2020 01:50:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
6: {dateTime: Mon Feb 17 2020 02:00:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
7: {dateTime: Mon Feb 17 2020 02:10:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
8: {dateTime: Mon Feb 17 2020 02:20:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
9: {dateTime: Mon Feb 17 2020 02:30:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
}
},
1: {
fulfilled: true
pending: false
rejected: false
data: {
0: {dateTime: Mon Feb 17 2020 01:00:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
1: {dateTime: Mon Feb 17 2020 01:10:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
2: {dateTime: Mon Feb 17 2020 01:20:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
3: {dateTime: Mon Feb 17 2020 01:30:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
4: {dateTime: Mon Feb 17 2020 01:40:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
5: {dateTime: Mon Feb 17 2020 01:50:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
6: {dateTime: Mon Feb 17 2020 02:00:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
7: {dateTime: Mon Feb 17 2020 02:10:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
8: {dateTime: Mon Feb 17 2020 02:20:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
9: {dateTime: Mon Feb 17 2020 02:30:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
}
}
I need to iterate through data and its values.我需要遍历数据及其值。
I tried like this:我试过这样:
const data = Object.keys(items).map(key => items[key].data);
but this returns me this value:但这会返回给我这个值:
0: {dateTime: Mon Feb 17 2020 01:00:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
1: {dateTime: Mon Feb 17 2020 01:10:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
2: {dateTime: Mon Feb 17 2020 01:20:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
3: {dateTime: Mon Feb 17 2020 01:30:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
4: {dateTime: Mon Feb 17 2020 01:40:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
5: {dateTime: Mon Feb 17 2020 01:50:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
6: {dateTime: Mon Feb 17 2020 02:00:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
7: {dateTime: Mon Feb 17 2020 02:10:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
8: {dateTime: Mon Feb 17 2020 02:20:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
9: {dateTime: Mon Feb 17 2020 02:30:00 GMT+0100 (Central European Standard Time), position: Position, address: Address}
Well, after you have your data to iterate through it just use a for
loop:好吧,在您拥有要遍历的数据后,只需使用
for
循环:
const data = Object.keys(items).map(key => items[key].data).flat();
for (item of data) {
// Do your stuff
}
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