/* author:咔咔 wechat:fangkangfk */ <view class='money' wx:if="{{sum == ''}}">应付:0元</view> <view class='money' wx:if="{{sum != ''}}">应付:{{sum}}元</view>
/* author:咔咔 wechat:fangkangfk */ <view class='money' wx:if="{{sum == ''}}">应付:0元</view> <view class='money' wx:if="{{sum != ''}}">应付:{{sum}}元</view>