jquery ?? ??? ???
??: :selected ???? ??? <option> ??? ?????.
??: ??$(":selected")
??: ? ???? ??? ???? ???? ?? ???? ????. ?? :checked? ?????.
jquery ?? ??? ?
<html>
<head>
<script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".btn1").click(function(){
$(":selected").hide();
});
});
</script>
</head>
<body>
<select multiple="multiple">
<option>Volvo</option>
<option selected="selected">Saab</option>
<option>Mercedes</option>
<option>Audi</option>
</select>
<br />
<button class="btn1">Hide Selected</button>
</body>
</html>??? ????? ??? "???? ??" ??? ?????