<div ref="list" @scroll="handleScroll"></div>

 created()

created() {

    //判断是手机端和pc端

    this.device()

    if(this.isPc == true){

      this.clientHeight = document.documentElement.clientHeight;

      window.addEventListener('scroll', this.handleScroll);

    }

    this.getData();

  }

 methods: {}

methods: {

 //判断是手机端还是PC端

    isMobile() {

      let flag = navigator.userAgent.match(/(phone|pad|pod|iPhone|iPod|ios|iPad|Android|Mobile|BlackBerry|IEMobile|MQQBrowser|JUC|Fennec|wOSBrowser|BrowserNG|WebOS|Symbian|Windows Phone)/i)

      return flag;

    },

    device(){

      if (this.isMobile()) {

        console.log("移动端");

        this.isPc = false

      } else {

        console.log("pc端");

        this.isPc = true

      }

   }

// 鼠标滚动加载数据

    handleScroll(){

      let a = this.$refs.list.getBoundingClientRect().bottom;

      a = Math.ceil(a);

      if (a == this.clientHeight || a-1 == this.clientHeight) {

        this.page++

        this.getData();

      }

},

destroyed() 

destroyed() {

  window.removeEventListener("scroll",  this.handleScroll);

  },