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我試圖從結構查找文檔貓鼬的價值由鍵值對數組找到
"brandcredits": [
{
"brand_id": "5586da128a60ebcb7abeb732",
"brand_credits": 123,
"_id": "558ce2af106319b412e48b6c"
},
{
"brand_id": "5586da238a60ebcb7abeb733",
"brand_credits": 500,
"_id": "558ce2af106319b412e48b6b"
},
{
"brand_id": "558b382e7881f424154d6c27",
"brand_credits": 500,
"_id": "558ce2af106319b412e48b6a"
},
{
"brand_id": "558b38467881f424154d6c28",
"brand_credits": 500,
"_id": "558ce2af106319b412e48b69"
},
{
"brand_id": "558b38687881f424154d6c29",
"brand_credits": 245,
"_id": "558ce2af106319b412e48b68"
}
]
我的貓鼬查詢
BrandInfo.find({'_id':{$in: user[0].brandcredits.brand_id}},function(err,active){
console.log(active);
});
它返回未定義
我需要使用brand_id數組查詢模式。 我該怎麼做? 任何幫助將不勝感激。 感謝