微信小程序实现点击按钮后修改颜色

 <view wx:if="{{sty==0}}">
 <view class="score" style="background-color:{{score}};" catchtap='score'>
  <text>按钮一</text>
 </view>
</view>
<view wx:if="{{sty==1}}">
 <view class="score" style="background-color:{{score}};" catchtap='score'>
  <text>按钮一</text>
 </view>
</view>

Page({
 / 页面的初始数据/
 data: {
  sty:0,
  score: '#fff5df', 
 },
 score: function (e) {
  //点击按钮，样式改变
  let that = this;
  that.setData({
   sty: 1,
   score: 'rgba(252,178,22, 0.3)'
  });
 },
)}

.score{
 width:335rpx;
 border-radius:10rpx 0rpx 0rpx 10rpx;
}
.score text{
 color: #FCB216;
}