怎么理解swiper组件定义中的“on”?求大神指点
<view class=“swiper-tab-list {{currentTab==0 ? ‘on’ : ‘’}}” data-current=“0” bindtap=“swichNav”>
<view class=“swiper-tab-list {{currentTab==0 ? ‘on’ : ‘’}}” data-current=“0” bindtap=“swichNav”>