class MedolHome{ constructor(){ this.MedolHome() this.total_page = 0 page = 1 } async getMedolHome(){ var res = MedolHome({ id:query("id"), page:this.page }) this.total_page = res.res console.log(res) var self = this; $(className: "content").addEventListener('scroll', function () { if (Math.ceil(this.scrollHeight - this.scrollTop) == this.clientHeight) { self.page += 1; if (self.page <= self.principal[self.index].total_page) { console.log("请求数据") self.getClassList("loadMore") } } }) } }