移动端rem实现响应布局

<!DOCTYPE html>
<html lang="en">
<head> 
 <meta charset="UTF-8">  
 <meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no">  
<script>   
(function (doc, win) {
        var docEl = doc.documentElement,
            resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
            recalc = function () {
                var clientWidth = docEl.clientWidth;
                if (!clientWidth) return;
                if(clientWidth>=640){
                    docEl.style.fontSize = '100px';
                }else{
                    docEl.style.fontSize = 100 * (clientWidth / 640) + 'px';
                }
            };

        if (!doc.addEventListener) return;
        win.addEventListener(resizeEvt, recalc, false);
        doc.addEventListener('DOMContentLoaded', recalc, false);
    })(document, window);
</script> 
 /*你引进的资源*/
<title>标题</title> 
</head>
<body>
 /*你的代码*/
</body>
</html>

posted @ 2016-12-01 17:26 致逝去阅读(271) 评论(0) 收藏举报

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