笔记:
var arr = [{
"id": "1001",
"name": "值1",
"value": "111"
}, {
"id": "1001",
"name": "值1",
"value": "11111"
}, {
"id": "1002",
"name": "值2",
"value": "25462"
}, {
"id": "1002",
"name": "值2",
"value": "23131"
}, {
"id": "1002",
"name": "值2",
"value": "2315432"
}, {
"id": "1003",
"name": "值3",
"value": "333333"
}];
var map = {},
dest = [];
for (var i = 0; i < arr.length; i++) {
var ai = arr[i];
if (!map[ai.id]) {
dest.push({
id: ai.id,
name: ai.name,
data: [ai]
});
map[ai.id] = ai;
} else {
for (var j = 0; j < dest.length; j++) {
var dj = dest[j];
if (dj.id == ai.id) {
dj.data.push(ai);
break;
}
}
}
}
console.log(dest);
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