移动端网页滑动到底部触发事件
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | <! DOCTYPE html> < html lang="en"> < head > < meta charset="UTF-8"> < title >移动端网页滑动到底部触发事件</ title > < style type="text/css"> .m-test {height: 2000px;background: green;} </ style > </ head > < body > < div id="m-test" class="m-test"></ div > < script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.js"></ script > < script type="text/javascript"> var flag=1; var rgb = 0; $(window).bind("scroll", function () { if(getScrollHeight() < getDocumentTop () + getWindowHeight() + 200){ //当滚动条到底时,这里是触发内容 //异步请求数据,局部刷新dom //ajax_function() if (flag == 1) { flag=0; var temp = `<div style="height:500px; background:rgb(100,${rgb},${rgb});"></ div >`; $('body').append(temp); rgb = rgb + 20; flag = 1; } } }); //文档高度 function getDocumentTop() { var scrollTop = 0, bodyScrollTop = 0, documentScrollTop = 0; if (document.body) { bodyScrollTop = document.body.scrollTop; } if (document.documentElement) { documentScrollTop = document.documentElement.scrollTop; } scrollTop = (bodyScrollTop - documentScrollTop > 0) ? bodyScrollTop : documentScrollTop; console.log("scrollTop:"+scrollTop); return scrollTop; } //可视窗口高度 function getWindowHeight() { var windowHeight = 0; if (document.compatMode == "CSS1Compat") { windowHeight = document.documentElement.clientHeight; } else { windowHeight = document.body.clientHeight; } console.log("windowHeight:"+windowHeight); return windowHeight; } //滚动条滚动高度 function getScrollHeight() { var scrollHeight = 0, bodyScrollHeight = 0, documentScrollHeight = 0; if (document.body) { bodyScrollHeight = document.body.scrollHeight; } if (document.documentElement) { documentScrollHeight = document.documentElement.scrollHeight; } scrollHeight = (bodyScrollHeight - documentScrollHeight > 0) ? bodyScrollHeight : documentScrollHeight; console.log("scrollHeight:"+scrollHeight); return scrollHeight; } </ script > </ body > </ html > |
【推荐】编程新体验,更懂你的AI,立即体验豆包MarsCode编程助手
【推荐】凌霞软件回馈社区,博客园 & 1Panel & Halo 联合会员上线
【推荐】抖音旗下AI助手豆包,你的智能百科全书,全免费不限次数
【推荐】博客园社区专享云产品让利特惠,阿里云新客6.5折上折
【推荐】轻量又高性能的 SSH 工具 IShell:AI 加持,快人一步