<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>实体转义符</title>
</head>
<body>
<p> aa bbb</p>
<!--空格符-->
<p>aa bbb</p>
<!--大于号-->
<p>a>b</p>
<!--小于号-->
<p>a<b</p>
<!--与号-->
<p>a&b</p>
<!--乘号-->
<p>a×b</p>
<!--除号-->
<p>a÷b</p>
<!--版权号-->
<p>XXXX©xxxxx</p>
</body>
</html>
aa bbb
aa bbb
a>b
a<b
a&b
a×b
a÷b
XXXX©xxxxx
