對(duì)數(shù)組中的對(duì)象進(jìn)行排序

需求場(chǎng)景:接收到格式如下數(shù)據(jù)

{
    "data":{
        "items": [
            { "beRecommendName":"John2" , "beRecommendCityName":"北京" ,"recommendTimeString":"2017.08.22 15:00","rewardPrice":"100","recStatus":"1","id":"2"},
            { "beRecommendName":"John3" , "beRecommendCityName":"上海" ,"recommendTimeString":"2017.08.22 15:00","rewardPrice":"200","recStatus":"2"},
            { "beRecommendName":"John4" , "beRecommendCityName":"廣州" ,"recommendTimeString":"2017.08.22 15:00","rewardPrice":"100","recStatus":"3"},
            { "beRecommendName":"John5" , "beRecommendCityName":"上海" ,"recommendTimeString":"2017.08.22 15:00","rewardPrice":"300","recStatus":"4"}
        ]
    }
}

其中recStatus是用來(lái)判斷用戶(hù)的狀態(tài)是等待申請(qǐng),已經(jīng)領(lǐng)取,正在審批,審批失敗這四種狀態(tài),要求在用戶(hù)執(zhí)行操作后在狀態(tài)變更后不同狀態(tài)的顯示值按照等待申請(qǐng),已經(jīng)領(lǐng)取,正在審批,審批失敗的排序排列

<script>
    var items = [
        {
            "beRecommendName": "John1",
            "beRecommendCityName": "上海",
            "recommendTimeString": "2017.08.22 15:00",
            "rewardPrice": "100",
            "recStatus": "1",
            "id": "1"
        },
        {
            "beRecommendName": "John2",
            "beRecommendCityName": "北京",
            "recommendTimeString": "2017.08.22 15:00",
            "rewardPrice": "100",
            "recStatus": "1",
            "id": "2"
        },
        {
            "beRecommendName": "John3",
            "beRecommendCityName": "上海",
            "recommendTimeString": "2017.08.22 15:00",
            "rewardPrice": "200",
            "recStatus": "2"
        },
        {
            "beRecommendName": "John4",
            "beRecommendCityName": "廣州",
            "recommendTimeString": "2017.08.22 15:00",
            "rewardPrice": "100",
            "recStatus": "3"
        },
        {
            "beRecommendName": "John5",
            "beRecommendCityName": "上海",
            "recommendTimeString": "2017.08.22 15:00",
            "rewardPrice": "300",
            "recStatus": "4"
        }
    ]

    var info = items.sort(function (recStatus) {
        return function (a, b) {
            var a = a[recStatus],
                b = b[recStatus];

            return a - b;
        }
    })
    console.log(info);
    
</script>

這里注意一點(diǎn),最好的對(duì)數(shù)據(jù)進(jìn)行排序的方式是由后臺(tái)進(jìn)行排序,前端只負(fù)責(zé)展示,因?yàn)榍岸伺判蛳啾扔诤蠖伺判蚋雍馁M(fèi)性能

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