微信小程序实现的五星评价功能示例

<view class="star-title">1、品质效果</view>
<view class="star-pos">
  <image class='stars' bindtap="changeColor" data-index='0' data-no="{{item}}" wx:for="{{stardata}}"
        src="{{flag[0]>=item? '../../images/icon/star1.png': '../../images/icon/star0.png'}}" />
  <view style='margin-left: 30rpx;'>{{startext[0]}}</view>
</view>
<view class="star-title">2、服务质量</view>
 <view class="star-pos">
  <image class='stars' bindtap="changeColor" data-index='1' data-no="{{item}}" wx:for="{{stardata}}"
          src="{{flag[1]>=item? '../../images/icon/star1.png': '../../images/icon/star0.png'}}" />
  <view style='margin-left: 30rpx;'>{{startext[1]}}</view>
</view>
<view class="star-title">3、综合管理</view>
<view class="star-pos">
  <image class='stars' bindtap="changeColor" data-index='2' data-no="{{item}}" wx:for="{{stardata}}"
        src="{{flag[2]>=item? '../../images/icon/star1.png': '../../images/icon/star0.png'}}" />
  <view style='margin-left: 30rpx;'>{{startext[2]}}</view>
</view>

page: ({
  data: {
      flag:[0, 0, 0],
      startext: ['', '', ''],
      stardata: [1, 2, 3, 4, 5],
    },
    // 五星评价事件
    changeColor: function (e) {
      var index = e.currentTarget.dataset.index;
      var num = e.currentTarget.dataset.no;
      var a = 'flag[' + index + ']';
      var b = 'startext[' + index + ']';
      var that = this;
      if(num == 1) {
        that.setData({
          [a]: 1,
          [b]: '非常不满意'
        });
      } else if (num == 2){
        that.setData({
          [a]: 2,
          [b]: '不满意'
        });
      } else if (num == 3) {
        that.setData({
          [a]: 3,
          [b]: '一般'
        });
      } else if (num == 4) {
        that.setData({
          [a]: 4,
          [b]: '满意'
        });
      } else if (num == 5) {
        that.setData({
          [a]: 5,
          [b]: '非常满意'
        });
      }
  },
})

.star-pos {
  margin: 10rpx;
  display: flex;
  flex-direction: row;
}
.stars{
  width: 40rpx;
  height: 40rpx;
  margin-left: 30rpx;
}