uniapp(vue)实现点击左侧菜单，右侧显示对应的内容

 

 

 

<template>
    <view class="page">
        <!-- 菜单 -->
        <view class="menu">
            <view class="leftScroll">
                <view 
                :class="isActive==index?'itemLeftTwo':'itemLeft'" 
                :style="" v-for="(item,index) in leftItems" 
                :key="index" 
                @click="chooseClick(index)">
                {{item.val}}
                </view>
            </view>
            <view class="rightScroll">
                <view class="bigConScro" v-for="(item,index) in array" :key="index">
                    <view class="topTitle">{{item.val}}</view>
                    <view class="botCitysList">
                        <view 
                        class="listItems" 
                        v-for="(items,citys) in array[0].city" 
                        :key="citys">{{items}}
                        </view>
                    </view>
                </view>
            </view>
        </view>
    </view>
</template>

<script>
export default {
  data() {
    return {
      isActive: 0,
      leftItems:[
        {val:'热门签证'},
                {val:'亚洲'},
                {val:'美洲'},
                {val:'欧洲'},
                {val:'大洋洲'},
                {val:'非洲'}
      ],
      site:[
        {val:'热门签证', city:['成都','成都','成都','成都','成都','成都']},
                {val:'亚洲', city:['杭州','成都','成都','成都','成都','成都']},
                {val:'美洲', city:['美洲','成都','成都','成都','成都','成都']},
                {val:'欧洲', city:['欧洲','成都','成都','成都','成都','成都']},
                {val:'大洋洲', city:['大洋洲','成都','成都','成都','成都','成都']},
                {val:'非洲', city:['非洲','成都','成都','成都','成都','成都']}
      ],
      array:[]
    }
  },
  created() {
    // 初始化数据默认选中第一个
    this.array.push(this.site[0])
  },
  methods: {
    chooseClick(index) {
      this.array = []
      this.isActive = index;
      this.array.push(this.site[index])
    },
  }
}
</script>

<style lang="scss" scoped>
    .page {
        .menu {
            margin-top: 20rpx;
            padding: 0 15px;
            display: flex;
            .leftScroll {
                font-size: 28rpx;
                font-weight: 400;
                .itemLeft{
                    width: 186rpx;
                    height: 80rpx;
                    line-height: 80rpx;
                    padding-left: 28rpx;
                    color: #333333;
                    background-color: #F3F3F3;
                }
                .itemLeftTwo {
                    width: 178rpx;
                    height: 80rpx;
                    line-height: 80rpx;
                    padding-left: 28rpx;
                    background-color: #E2EDFF;
                    color: #2F77F1;
                    border-left: 4px solid #2F77F1;
                }
            }
            .rightScroll {
                background-color: #FFFFFF;
                width: 502rpx;
                height: 1076rpx;
                .bigConScro{
                    padding: 0 30rpx;
                    .topTitle{
                        margin-top: 20rpx;
                        font-size: 28rpx;
                        font-weight: 400;
                        color: #333333;
                    }
                    .botCitysList{
                        display: flex;
                        flex-wrap: wrap;
                        justify-content: space-between;
                        font-size: 24rpx;
                        font-weight: 400;
                        color: #333333;
                        margin-top: 44rpx;
                        .listItems{
                            margin-bottom: 20rpx;
                        }
                    }
                }
            }
        }
    }
</style>