<image :src="url" mode="" class="video_li_img" v-show="onoff=='0'"></image>
<image :src="img" @load="onoff='1'" mode="" class="video_li_img" v-show="onoff=='1'"></image>
使用image的@load,使其加载好再进行展示
<image :src="url" mode="" class="video_li_img" v-show="onoff=='0'"></image>
<image :src="img" @load="onoff='1'" mode="" class="video_li_img" v-show="onoff=='1'"></image>
使用image的@load,使其加载好再进行展示