吴裕雄--天生自然 JAVASCRIPT开发学习:对象 实例(3)

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>

<a id="runoob" charset="ISO-8859-1" href="//www.runoob.com/">菜鸟教程</a><br>
<script>
document.write("返回链接的charset: ");
document.write(document.getElementById('runoob').charset);
document.write("<br><br>");
</script>
<a id="google" href="//www.google.com/">Google</a><br>
<script>
document.getElementById('google').charset="utf-8";
document.write("设置链接的charset: ");
document.write(document.getElementById('google').charset);
</script>

</body>
</html>

<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>菜鸟教程(runoob.com)</title> 
</head>
<body>

<p><a id="runoob" href="//www.runoob.com/">菜鸟教程</a></p>
<script>
document.write("返回 href 链接: ");
document.write(document.getElementById('runoob').href);
</script>

</body>
</html>

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>

<a id="runoob" hreflang="zh-cn" href="//www.runoob.com/">菜鸟教程</a><br>
<script>
document.write("返回链接的hreflang: ");
document.write(document.getElementById('runoob').hreflang);
document.write("<br><br>");
</script>
<a id="google" href="//www.google.com/">Google</a><br>
<script>
document.getElementById('google').hreflang="no";
document.write("设置链接的hreflang: ");
document.write(document.getElementById('google').hreflang);
</script>

</body>
</html>

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>

<p><a href="#C6">参见第6章</a></p>
<h2>第1章</h2>
<p>这一章解释了 ba bla bla</p>
<h2>第2章</h2>
<p>这一章解释了 ba bla bla</p>
<h2>第3章</h2>
<p>这一章解释了 ba bla bla</p>
<h2>第4章</h2>
<p>这一章解释了 ba bla bla</p>
<h2>第5章</h2>
<p>这一章解释了 ba bla bla</p>
<h2><a id="c6" name="C6">第6章</a></h2>
<p>这一章解释了 ba bla bla</p>
<script>
document.write("返回锚: ");
document.write(document.getElementById("c6").name);
</script>

</body>
</html>

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>

<p><a id="func" rel="friend" href="//www.functravel.com/">优惠航班</a></p>
<script>
document.write("当前文档和链接的文档之间的关系: ");
document.write(document.getElementById("func").rel);
</script>

</body>
</html>

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
<script>
function changeTarget(){
    document.getElementById('runoob').target="_blank";
}
</script>
</head>

<body>
<a id="runoob" href="//www.runoob.com">访问菜鸟教程</a>
<br><br>
<input type="button" onclick="changeTarget()" value="修改target">
<p>尝试在你单击按钮之前点击链接。</p>

</body>
</html>

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>

<p><a id="runoob" type="text/html" href="//www.runoob.com">菜鸟教程</a></p>
<script>
document.write("返回链接的type属性值:");
document.write(document.getElementById("runoob").type);
</script>

</body>
</html>

原文地址:https://www.cnblogs.com/tszr/p/11007937.html