对象数组去重
Demo数据如下:
var items=
[{
"specItems": [{
"id": "966480614728069122",
"name": "精品装",
"pid": "966480614694514690",
"isSelected": true
}, {
"id": "958251983375663105",
"name": "黑色",
"pid": "958168337859981313",
"isSelected": true
}],
"barcode": "44"
}, {
"specItems": [{
"id": "966480614728069122",
"name": "精品装",
"pid": "966480614694514690",
"isSelected": true
}, {
"id": "958251983375663105",
"name": "黑色",
"pid": "958168337859981313",
"isSelected": true
}]
}, {
"specItems": [{
"id": "966480614728069122",
"name": "精品装",
"pid": "966480614694514690",
"isSelected": true
}, {
"id": "958251983363080193",
"name": "白色",
"pid": "958168337859981313",
"isSelected": true
}]
}, {
"specItems": [{
"id": "966480614728069122",
"name": "精品装",
"pid": "966480614694514690",
"isSelected": true
}, {
"id": "958251983363080193",
"name": "白色",
"pid": "958168337859981313",
"isSelected": true
}]
}]
去重方法(适用于js es6版本及以上):
var hash={};
items=items.reduce(function(item,next){
hash[next.getName()]?'':hash[next.getName()]=true&&item.push(next);
return item},[])