pxwee5 · February 18, 2019 19:54
diff --git a/WindowInstanceMap.js b/WindowInstanceMap.js
 import Vue from 'vue'

 const WindowInstanceMap = new Vue({
  data() {
    return {
      scrollY: 0
    }
  },
  created() {
    window.addEventListener('scroll', e => {
      this.scrollY = window.scrollY
    })
  },
 })

 export default WindowInstanceMap
	import Vue from 'vue'

	const WindowInstanceMap = new Vue({
	data() {
	return {
	scrollY: 0
	}
	},
	created() {
	window.addEventListener('scroll', e => {
	this.scrollY = window.scrollY
	})
	},
	})

	export default WindowInstanceMap