HTTP_USER_AGENT

时间：2022-08-27 11:49:23

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<title>Welcome to nginx!</title>
</head>
<body>
<h2>php $_SERVER['HTTP_USER_AGENT']</h2>
<p>
<?php
echo $_SERVER['HTTP_USER_AGENT'];
?>
</p>
<h2>js navigator.userAgent</h2>
<p>
<script>
document.write(navigator.userAgent);
</script>
<p>
<!--[if lte IE 6]>
<p>lte ie6</p>
<![endif]-->
<!--[if lte IE 7]>
<p>lte ie7</p>
<![endif]-->
<!--[if lte IE 8]>
<p>lte ie8</p>
<![endif]-->
<!--[if lte IE 9]>
<p>lte ie9</p>
<![endif]-->
</body>
</html>

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