※ slideUp("slow") => slideUp(1500) 도 사용 가능
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("#flip").mouseover(function(){
$("#panel").slideDown("slow");
});
$("#flip").mouseleave(function(){
$("#panel").slideUp("slow");
})
});
</script>
<style>
#panel, #flip {
padding: 5px;
text-align: center;
background-color: #e5eecc;
border: solid 1px #c3c3c3;
}
#panel {
padding: 50px;
display: none;
}
</style>
</head>
<body>
<div id="flip">Click to slide down panel</div>
<div id="panel">Hello world!</div>
<p>This is paragraph</p>
</body>
</html>
※ 실행화면
