<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>index</title>
    <style>
        *{
            font-family: 微软雅黑;
        }
    </style>
</head>
<body>
    <h1 title='linux is very much!' id='hid'>linux is very much!</h1>
</body>
<script>
hidobj=document.getElementById('hid');

alert(hidobj.title);

hidobj.title='php is very much!';
</script>
</html>

 

世界上最美的风景，是自己努力的模样