<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<style type="text/css">
#demo{
font-size:36px;
color:#F00;
}
</style>
</head>
<body>
<a id = "demo" href = "https://www.so.com/">360(有id)</a>
<a href = "https://www.so.com/">360(无id)</a>
<input type = "button" onclick = "change()" value = "调用代码块修改文字和链接">
<!--
这里有点类似于c语言的函数和java的方法
-->
<script>
function change()
{
document.getElementById('demo').innerHTML = "百度";
document.getElementById('demo').href = "https://www.baidu.com/";
}
//小括号里面可以写参数,但不用谢参数类型
</script>
</body>
</html>
5.代码块(类似c的函数和java的方法)
最新推荐文章于 2024-04-18 00:19:32 发布