兼容ie
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv=”X-UA-Compatible” content=”IE=edge,chrome=1″/>
<!-- HTML5 shim for IE8 support of HTML5 elements -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>
<![endif]-->
<!--[if lt IE 9]>
<script src="https://cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>
<![endif]-->
<title></title>
</head>
<body>
Hello World
</body>
</html>
<script>
window.AESKey = '';
// 判断浏览器是否支持placeholder属性
function isSupportPlaceholder() {
var input = document.createElement('input');
return 'placeholder' in input;
};
(function() {
//判断是否是IE浏览器，包括Edge浏览器
function IEVersion() {
//取得浏览器的userAgent字符串
var userAgent = navigator.userAgent;
//判断是否IE浏览器
var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1;
if (isIE) {
var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
reIE.test(userAgent);
var fIEVersion = parseFloat(RegExp["$1"]);
if (fIEVersion < 9 || !isSupportPlaceholder()) {
return true;
}
} else {
return false;
}
}
var tpl = [
'<div class="browser-tips" style="margin:0 auto;text-align: center;">',
'<img style="display: inline-block;margin:100px 0 20px 0;" src="error.png">',
'<p style="font-size: 20px;color:#000;line-height: 32px;">为了给您提供更优质的网页浏览体验，建议使用IE11及以上版本的浏览器</p>',
'<p><a href="https://support.microsoft.com/zh-tw/help/17621/internet-explorer-downloads">下载</a></p>',
'</div>'
].join('');
window.onload = function() {
if (IEVersion()) {
document.write(tpl);
}
};
window.siteName = "";
})();
</script>
