<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.0/jquery.min.js"></script>
<style>
img{width: 400px; height:100px; }
ul, li{
list-style-type:none; margin:0; padding:0;
border:1px solid gray; float:left; margin:10px; padding:5px;
}
</style>
</head>
<body>
<ul>
<li id="i"><img src ="../img/swisda.jpg" /></li>
</ul>
<script>
$(function(){
$("#i").before("<li><img src='../img/jeju.png' />")
$("<li><img src='../img/natural04.png'</li>").insertBefore("#i")
$("#i").after("<li><img src='../img/blueButton.png' /></li>")
$("<li><img src='../img/SeoulLogo.jpg' /></li>").insertAfter("#i")
$("ul").append("<li><img src='../img/SeoulLogo.jpg' /></li>")
$("<li>appendTo</li>").appendTo("ul")
$("ul").prepend("<li><img src='../img/gmap_pin.png'></li>")
$("<li><img src='../img/gmap_pin.png'></li>").prependTo("ul")
var cloneObject = $("#i").clone();
cloneObject.attr('id', 'copy')
$('ul').append(cloneObject);
$("#copy").empty();
$("#i").remove();
})
</script>
</body>
</html>