移动端适配

来源:互联网 发布:vb.net 判断excel 启动 编辑:程序博客网 时间:2024/05/21 09:02
<script>    (function(doc,win){        var docEl = doc.documentElement,            metaEl = document.createElement('meta'),            dpr = win.devicePixelRatio || 1,            recalc = function(){                var clientWidth = docEl.clientWidth;                docEl.style.fontSize = clientWidth / 6.4 + 'px';            };        metaEl.setAttribute('name', 'viewport');        metaEl.setAttribute('content', 'initial-scale=' + 1 / dpr + ', maximum-scale=' + 1 / dpr + ', minimum-scale=' + 1 / dpr + ', user-scalable=no');        docEl.firstElementChild.appendChild(metaEl);        doc.addEventListener('DOMContentLoaded',recalc);        win.addEventListener('resize, orientationchange, pageshow',recalc);    }(document, window));</script>