<!DOCTYPE html>
<html>
<head>
<script src="/jquery/jquery-1.11.1.min.js">
</script>
<script>
$(document).ready(function(){
var i =1;
$("#btn1").click(function(){
$("p").append(" <b>Appended text</b>.");
});
$("#btn2").click(function(){
$("ol").append("<li>Appended item</li>");
});
$("#btn3").click(function(){
var k = "get"+i;
$("#aa").append("<input type='text' class='"+k+"' value='11'></input>");
i++;
});
$("#btn4").click(function(){
alert($(this).attr("id"));
});
});
</script>
</head>
<body>
<p>This is a paragraph.</p>
<p>This is another paragraph.</p>
<ol>
<li>List item 1</li>
<li>List item 2</li>
<li>List item 3</li>
</ol>
<div id="aa"><div>
<button id="btn1">追加文本</button>
<button id="btn2">追加列表项</button>
<input id="btn3" type="button" value="tianjia"></input>
<input id="btn4" type="button" value="getValue"></input>
</body>
</html>
