CSS代码：
.box{ overflow: auto; -webkit-overflow-scrolling: touch; }
HTML代码：
<body class="box"> <div class="scroll" style="height:1500px"> </div> </body>
JS代码：
var overscroll = function(el) { el.addEventListener('touchstart', function() { var top = el.scrollTop ,totalScroll = el.scrollHeight ,currentScroll = top + el.offsetHeight; if(top === 0) { el.scrollTop = 1; }else if(currentScroll === totalScroll) { el.scrollTop = top - 1; } }); el.addEventListener('touchmove', function(evt) { if(el.offsetHeight < el.scrollHeight) evt._isScroller = true; }); } overscroll(document.querySelector('.scroll')); document.body.addEventListener('touchmove', function(evt) { if(!evt._isScroller) { evt.preventDefault(); } });