Javascript json数据分组 [英] Javascript json data grouping
本文介绍了Javascript json数据分组的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
很抱歉,如果以前曾经问过这个,但我找不到一个很好的例子,说明我想要完成的事情。也许我只是不寻找正确的事情。如果在某处有解释,请纠正我。无论如何...
Sorry if this has been asked before, but I couldn't find a good example of what I'm trying to accomplish. Maybe I'm just not searching for the right thing. Please correct me if there's an explanation of this somewhere. Anyway...
我的JSON数据结构如此......
I have JSON data structured like so...
{"Result":[
{"Level":"ML","TeamName":"Team 1","League":"League 1"},
{"Level":"ML","TeamName":"Team 2","League":"League 2"},
{"Level":"ML","TeamName":"Team 3","League":"League 3"},
{"Level":"3A","TeamName":"Team 4","League":"League 1"},
{"Level":"3A","TeamName":"Team 5","League":"League 2"},
{"Level":"3A","TeamName":"Team 6","League":"League 3"},
{"Level":"2A","TeamName":"Team 7","League":"League 1"},
{"Level":"2A","TeamName":"Team 8","League":"League 2"},
{"Level":"2A","TeamName":"Team 9","League":"League 3"},
]}
我想分组或重组它......
I would like to group, or restructure it like so...
{"Result":[
{"ML":[
{"TeamName":"Team 1","League":"League 1"},
{"TeamName":"Team 2","League":"League 2"},
{"TeamName":"Team 3","League":"League 3"}
]},
{"3A":[
{"TeamName":"Team 4","League":"League 1"},
{"TeamName":"Team 5","League":"League 2"},
{"TeamName":"Team 6","League":"League 3"}
]},
{"2A":[
{"TeamName":"Team 7","League":"League 1"},
{"TeamName":"Team 8","League":"League 2"},
{"TeamName":"Team 9","League":"League 3"}
]}
]}
我如何使用Javascript / jQuery实现这一目标?不幸的是我无法编辑服务器发送给我的内容。
How would I accomplish this with Javascript/jQuery? Unfortunately I can't edit what the server is sending me.
推荐答案
只需在对象中跟踪它:
Just keep track of it all in an object:
let groups = Object.create(null);
data.forEach(item => {
if (!groups[item.Level]) {
groups[item.Level] = [];
}
groups[item.Level].push({
TeamName: item.TeamName,
League: item.League
});
});
let result =
Object.entries(groups)
.map(([k, v]) => ({[k]: v}));
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