JQ 可见性过滤选择器
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title></title>
<!-- 引入jQuery -->
<script src="js/jquery-1.10.1.min.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="css/style.css" />
<script type="text/javascript">
//<![CDATA[
$(document).ready(function(){
$('#reset').click(function(){
window.location.reload();
})
//给id为mover的元素添加动画.
function animateIt() {
$("#mover").slideToggle("slow", animateIt);
}
animateIt();
//选取所有不可见的元素.包括<input type="hidden"/>.
$('#btn_hidden').click(function(){
alert( "不可见的元素有："+$('body :hidden').length +"个!\n"+
"其中不可见的div元素有:"+$('div:hidden').length+"个!\n"+
"其中文本隐藏域有:"+$('input:hidden').length+"个!");
$('div:hidden').show(3000).css("background","#bbffaa");
})
//选取所有可见的元素.
$('#btn_visible').click(function(){
$('div:visible').css("background","#FF6500");
})
});
//]]>
</script>
</head>
<body>
<h3>可见性过滤选择器.</h3>
<button id="reset">手动重置页面元素</button>
<br/>
<br/>
<input type="button" value="选取所有可见的div元素." id="btn_visible"/>
<br/>
<input type="button" value="选取所有不可见的元素.包括<input type='hidden'/>和<div style='display:none;'>." id="btn_hidden"/>
<br />
<br />
<div class="one" id="one" > id为one,class为one的div
<div class="mini">class为mini</div>
</div>
<div class="one" id="two" title="test" > id为two,class为one,title为test的div.
<div class="mini" title="other">class为mini,title为other</div>
<div class="mini" title="test">class为mini,title为test</div>
</div>
<div class="one">
<div class="mini">class为mini</div>
<div class="mini">class为mini</div>
<div class="mini">class为mini</div>
<div class="mini"></div>
</div>
<div class="one">
<div class="mini">class为mini</div>
<div class="mini">class为mini</div>
<div class="mini">class为mini</div>
<div class="mini" title="tesst">class为mini,title为tesst</div>
</div>
<div style="display:none;" class="none">style的display为"none"的div</div>
<div class="hide">class为"hide"的div</div>
<div> 包含input的type为"hidden"的div
<input type="hidden" size="8"/>
</div>
<span id="mover">正在执行动画的span元素.</span>
</body>
</html>效果图：
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