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左右select选择 (jQuery实现)

2016-07-19 10:51 821 查看
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title></title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
div.centent {
float: left;
text-align: center;
margin: 10px;
}
span {
display: block;
margin: 2px 2px;
padding: 4px 10px;
background: #898989;
cursor: pointer;
font-size: 12px;
color: white;
}
</style>
<!--   引入jQuery -->
<script src="../scripts/jquery-1.8.3.js" type="text/javascript"></script>
<script type="text/javascript">
$(function(){
$("#add").click(function(){
//选中添加到右边
$("#select1 option:selected").appendTo($("#select2"));
});
//全部添加到右边
$("#add_all").click(function(){
$("#select1 option").appendTo($("#select2"));
});
//双击添加到右边	有无this的区别是到右边是顺着还是倒着的
$("#select1").dblclick(function(){
$("option:selected",this).appendTo($("#select2"));
});
});
</script>
</head>
<body>
<div class="centent">
<select multiple="multiple" id="select1" style="width: 100px; height: 160px;">
<option value="1">选项1</option>
<option value="2">选项2</option>
<option value="3">选项3</option>
<option value="4">选项4</option>
<option value="5">选项5</option>
<option value="6">选项6</option>
<option value="7">选项7</option>
</select>
<div>
<span id="add">选中添加到右边>></span> <span id="add_all">全部添加到右边>></span>
</div>
</div>
<div class="centent">
<select multiple="multiple" id="select2" style="width: 100px; height: 160px;">
<option value="8">选项8</option>
</select>
<div>
<span id="remove"><<选中删除到左边</span> <span id="remove_all"><<全部删除到左边</span>
</div>
</div>
</body>
</html>
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