使用Vue-Lazyload图片进行懒加载

1.引入

npm i --save vue-lazyload

2.使用

• main.js:

import Vue from 'vue'
import App from './App.vue'
import VueLazyload from 'vue-lazyload'

//引入图片未加载出来之前要加载的图片
import loading from './common/images/loading.gif'

Vue.use(VueLazyload)

// or with options
Vue.use(VueLazyload, {
 loading
})

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

• template:

<ul>
  <li v-for="img in list">
    <img v-lazy="图片路径" >
  </li>
</ul>    

3.参数选项说明

key	description	default	options
preLoad	proportion of pre-loading height	1.3	Number
error	当加载图片失败的时候	'data-src'	String
loading	当加载图片成功的时候	'data-src'	String
attempt	尝试计数	3	Number
listenEvents	想要监听的事件	['scroll', 'wheel', 'mousewheel', 'resize', 'animationend', 'transitionend', 'touchmove']	Desired Listen Events
adapter	动态修改元素属性	{ }	Element Adapter
filter	图片监听或过滤器	{ }	Image listener filter
lazyComponent	lazyload component	false	Lazy Component
dispatchEvent	触发dom事件	false	Boolean
throttleWait	throttle wait	200	Number
observer	use IntersectionObserver	false	Boolean
observerOptions	IntersectionObserver options	{ rootMargin: '0px', threshold: 0.1 }	IntersectionObserver