四元表达式

1.template中内容　

<div style="width:150px;float: left;margin-left: 10px;" >

        <div 

        :class='["cloudCabinetList",item.status=="空闲"?"freeBackgroundColor":item.status=="使用中"?"usingBackgroundColor":"warningBackgroundColor"]'

          v-for="(item,index) in  tableChilds"

          :key="index" @click="clickDetail(item.status,item.code)">

            <p >{{item.code}}</p>

            <p >{{item.status}}</p>

        </div>

    </div>

2.data中内容

tableChilds:[

        {code:"01", type:"1",status:"空闲"},

        {code:"02", type:"1",status:"使用中"},

        {code:"03", type:"1",status:"故障"},

        {code:"04", type:"1",status:"空闲"},

        {code:"05", type:"1",status:"空闲"},

        {code:"06", type:"1",status:"空闲"},

        {code:"07", type:"1",status:"空闲"},

        {code:"08", type:"1",status:"空闲"},

        {code:"09", type:"1",status:"空闲"}],

3.css样式

.freeBackgroundColor {

    background-color: rgb(64, 158, 255)

  }

  .usingBackgroundColor {

    background-color: rgb(103, 194, 58)

  }

  .warningBackgroundColor {

    background-color: rgb(245, 108, 108)

  }

  

  .cloudCabinetList {

    padding: 10px 0;

    width: 146px;

    font-size: 20px;

    text-align: center;

    color: black;

    border: 1px solid black;

    margin-bottom: 10px;

  }

4.效果图