js物件陣列分組
阿新 • • 發佈:2018-11-28
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);