前端工作总结248-uni-预加载问题

<u-loadmore :status="status" />
    onReachBottom() {
                 console.log('触底~~~~')
                  if (this.pageNo >= this.pages){
                     this.status = 'nomore';
                     return;
                 }
                 this.status = 'loading';
                 this.pageNo = ++this.pageNo;
                 setTimeout(() => {
                 this.getData()
                     if (this.pageNo >= this.pages) {
                         this.status = 'nomore';
                     } else {
                         this.status = 'loading';
                     }
                 }, 2000)
             }