vue里的swiper 怎么获取图片高度

Question

<swiper-slide  class="banner-img" v-for="item in list" :key="item.id">

                <img  :src="item.imgUrl">

            </swiper-slide>

怎么获取img里的图片高度，我每次获取到的都是0

Answer 1

看代码吧 ： 一： 二： 

Answer 2

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

Answer 3

图片加载后再获取