vue-lazyload 플러그인을 사용하여 vue에서 이미지를 지연 로드하세요.

$ npm i vue-lazyload -D

<script src="https://unpkg.com/vue-lazyload/vue-lazyload.js"></script>
<script>
 Vue.use(VueLazyload)
 ...
</script>

import Vue from 'vue'
import App from './App.vue'
import VueLazyload from 'vue-lazyload' //引入这个懒加载插件

Vue.use(VueLazyload)

// 或者添加VueLazyload 选项
Vue.use(VueLazyload, {
 preLoad: 1.3,
 error: 'dist/error.png',
 loading: 'dist/loading.gif',
 attempt: 1
})

new Vue({
 el: 'body',
 components: {
  App
 }
})

 <p class="pic">
  <a href="#" rel="external nofollow" rel="external nofollow" ><img :src="&#39;/static/img/&#39; + item.productImage" alt=""></a>
</p>

 <p class="pic">
  <a href="#" rel="external nofollow" rel="external nofollow" ><img v-lazy="&#39;/static/img/&#39; + item.productImage" alt=""></a>
</p>

Vue.use(VueLazyload, {
 preLoad: 1.3,
 error: 'dist/error.png',
 loading: 'dist/loading.gif',
 attempt: 1,
 // the default is ['scroll', 'wheel', 'mousewheel', 'resize', 'animationend', 'transitionend']
 listenEvents: [ 'scroll' ]
})