map修改原来数组的值,合并返回新的数组(map需要return)
把res数据里面的id 和 datainfo数据,合并成一个数组返回来
复制代码
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61let res = [ { _id: 1, _openid: "oaGo44309bgk9Rsku_pXvENYmzws", datainfo: { address: "南京市", avatarUrl: "https://thirdwx.qlogo.cn/mmopen/vi_32/POgEwh4mIHO4…cVGKSyXwibcPq4BWmiaIGuG1icwxaQX6grC9VemZoJ8rg/132", classdata: "景点", nickName: "微信用户", openid: "oaGo44309bgk9Rsku_pXvENYmzws", staticimg: ["1.png", "2.png", "3.png"], time: "2022-07-15 09:12:01", tipsdata: "这个地方适合小朋友过来玩耍,里面有很多小动物", titledata: "红山动物园", }, }, { _id: 2, _openid: "oaGo44309bgk9Rsku_pXvENYmzws", datainfo: { address: "南京市", avatarUrl: "https://thirdwx.qlogo.cn/mmopen/vi_32/POgEwh4mIHO4…cVGKSyXwibcPq4BWmiaIGuG1icwxaQX6grC9VemZoJ8rg/132", classdata: "景点", nickName: "微信用户", openid: "oaGo44309bgk9Rsku_pXvENYmzws", staticimg: ["1.png", "2.png", "3.png"], time: "2022-07-15 09:12:01", tipsdata: "南京欢乐谷一日游就是排队一小时,玩耍一分钟,基本上一天都在天上度过了,回去赶快收拾就睡了,真的太累了。但是还是很开心的!", titledata: "南京欢乐谷", }, }, { _id: 3, _openid: "oaGo44309bgk9Rsku_pXvENYmzws", datainfo: { address: "南京市", avatarUrl: "https://thirdwx.qlogo.cn/mmopen/vi_32/POgEwh4mIHO4…cVGKSyXwibcPq4BWmiaIGuG1icwxaQX6grC9VemZoJ8rg/132", classdata: "网红打卡", nickName: "微信用户", openid: "oaGo44309bgk9Rsku_pXvENYmzws", staticimg: ["1.png", "2.png", "3.png"], time: "2022-07-15 09:12:01", tipsdata: "出来放松一下,鸽子好多啊,nice", titledata: "音乐台", }, }, ]; //把res数据里面的id 和 datainfo数据,合并成一个数组返回来 let newres = res.map((item) => { let id = item._id; let datainfo = item.datainfo; return { id, datainfo, }; }); console.log(newres);
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