使用navigator.userAgent简单判断浏览器
Aug 24, 2015
921
简单使用navigator.userAgent判断浏览器
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>navigator</title>
<script type="text/javascript">
function validB(){
var u_agent = navigator.userAgent;
var b_name = "不是想用的主流浏览器! "
if (u_agent.indexOf("Firefox")>-1) {
b_name="Firefox";
}else if (u_agent.indexOf("Chrome")>-1) {
b_name="Chrome";
}else if (u_agent.indexOf("MSIE")>-1 && u_agent.indexOf("Trident")>-1) {
b_name="IE(8-10)";
};
document.write("浏览器:"+b_name +'<br>');
document.write("u_agent:" +u_agent);
}
</script>
</head>
<body>
<form>
<input type="button" value="查看浏览器" onclick="validB()" >
</form>
</body>
</html>