{ display: none; /* 不占据空间,无法点击 */ }
{ visibility: hidden; /* 占据空间,无法点击 */ }
{ opacity: 0; /* 占据空间,可以点击 */ }
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判断visibility:hidden与opacity:0是否可可以点击的代码:
<html xmlns="/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
div
{
width:200px;
height:200px;
border:2px solid red;
}
.one
{
background-color:blue;
display:none;
}
.two
{
background-color:yellow;
visibility:hidden;
}
.three
{
background-color:red;
opacity:0;
}
</style>
<script src="jquery.js"></script>
<script>
jQuery(document).ready(function(e) {
$(".two").click(
function()
{
alert("这是visibility");
}
);
$(".three").click(
function()
{
alert("这是opacity");
}
);
});
</script>
</head>
<body>
<div class="one"></div>
<div class="two"></div>
<div class="three"></div>
<p>这是末尾段落</p>
</body>
</html>
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