Js验证userAgent是否来自手机端

function GetQueryString(name) {
var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
var r = window.location.search.substr(1).match(reg);
if (r != null) return (r[2]); return null;
}
var openId = GetQueryString("openId");
var index = GetQueryString("index");
function IsWapPage() {
var sUserAgent = navigator.userAgent.toLowerCase();
var bIsIpad = sUserAgent.match(/ipad/i) == "ipad";
var bIsIphoneOs = sUserAgent.match(/iphone os/i) == "iphone os";
var bIsMidp = sUserAgent.match(/midp/i) == "midp";
var bIsUc7 = sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4";
var bIsUc = sUserAgent.match(/ucweb/i) == "ucweb";
var bIsAndroid = sUserAgent.match(/android/i) == "android";
var bIsCE = sUserAgent.match(/windows ce/i) == "windows ce";
var bIsWM = sUserAgent.match(/windows mobile/i) == "windows mobile";
var bIsWP = sUserAgent.match(/windows phone/i) == "windows phone";
//var IsWap = (bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM || bIsWP);
//return IsWap;
if (bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM || bIsWP) {
switch (index) {
case "Authorization": window.location.href = "Authorization.html?openId=" + openId; break;
case "ReportExcption": window.location.href = "ReportExcption.html?openId=" + openId; break;
case "ExcptionDetails": window.location.href = "ReportRecord.html?openId=" + openId; break;
default: break;
}
} else {
window.location.href = "ErrorWarning.html";
}
}
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