利用jQuery简单实现CheckBox全选效果
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>利用jQuery简单实现CheckBox全选效果</title>
<script src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.10.1.min.js"></script>
<script>
$(function () {
$("#all").click(function () {
var checked_status = this.checked;
$("input[name=demo]").each(function () {
this.checked = checked_status;
});
});
$("#btn").click(function () {
var arrChk = $("input[name=demo]:checked");
$(arrChk).each(function () {
str = this.value
alert(str);
});
});
});
</script>
</head>
<body>
<div>
<p><input type="checkbox" id="all" />全选<button type="button" id="btn">显示选中的内容</button></p>
<p><input type="checkbox" name="demo" value="bootstrap" />Bootstrap</p>
<p><input type="checkbox" name="demo" value="orchard" />Orhcard</p>
<p><input type="checkbox" name="demo" value="jquery" />jQuery</p>
<p><input type="checkbox" name="demo" value="web" />WEB</p>
<p><input type="checkbox" name="demo" value="design" />设计</p>
<p><input type="checkbox" name="demo" value="about" />关于我们</p>
</div>
</body>
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