h5 网页适配

function remInit (){    window.onresize = r;    function r(resizeNum) {        //核心适配代码        var winW = window.innerWidth;        // document.getElementsByTagName("html")[0].style.fontSize = winW * 0.15625 + "px";  //设计稿640        document.getElementsByTagName("html")[0].style.fontSize = winW * 0.13333333333 + "px"; //设计稿750        //核心适配代码        if (winW > window.screen.width && resizeNum <= 10) {            setTimeout(function() {                r(++resizeNum)            }, 100);        } else {            document.getElementsByTagName("body")[0].style.opacity = 1;        }    }    setTimeout(function() {        r(0);    }, 100);}

来源：https://www.cnblogs.com/lbcxq/p/11362349.html