window.location.origin

当前页面的域名+端口号

var HTTP_REMOTE = (function () {
            var origin = window.location.origin;
            if (origin.match(/mp.st.ixingmei.com/)) {
                return "http://api.st.ixingmei.com/Api/Page/index";
            } else if (origin.match(/mp.ixingmei.com/)) {
                return "http://api.ixingmei.com/Api/Page/index";
            } else {
                return "http://xmpw.testbase.smi170.com:8094/Api/Page/index";
            }
        })();
原文地址:https://www.cnblogs.com/xiaobiaomei/p/7978156.html