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in Technique[技术] by (71.8m points)

mongoose怎么遍历array类型的字段populate到一个属性中

有一个集合是这样的额

用户集合

{
    name:‘小明’,
    age:18,
    pets:['111','222']  //这里面存宠物集合的id
}

宠物集合

[
    {
    _id:'111',
    name:'大黄'
},
{
    _id:'222',
    name:'旺财'
},
    
]

怎么去填充到一个pets里面 把属于的小明的宠物都填充到返回的pets字段里面,求解

{
name:‘小明’,
pets:[
{name:'大黄'},
{name:'旺财'},
]
}

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by (71.8m points)
等待大神解答

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