有关attr属性的应用2个实例:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script src="jquery.js"></script>
<script>
function sure(){
$("button:gt(0)").attr("disabled","disabled");
};
</script>
<style>
button { margin:10px; }
</style>
</head>
<body>
<button>0th Button</button>
<button>1st Button</button>
<button>2nd Button</button>
除第一个按钮以外,其它禁用<input type="button" value="确定" onclick="sure();" />
</body>
</html>
另一个实例:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script src="jquery.js"></script>
<script>
function sure(){
var title = $("em").attr("title");
$("div").text(title);
};
</script>
<style>
em { color:blue; font-weight;bold; }
div { color:red; }
</style>
</head>
<body>
<p>
Once there was a <em title="huge, gigantic">large</em> dinosaur...
</p>
The title of the emphasis is:<div></div>
获取em的title属性
<input type='button' onclick='sure();' value='确定' />
</body>
</html>