<option value='' selected>En sevdigin meyve</option>  
<form method=post action=''>
<select name='meyveler[]' size=5 multiple>

<option value='elma'>elma</option>
<option value='armut'>armut</option>
<option value='erik'>erik</option>
<option value='karpuz'>karpuz</option>
<option value='cilek'>cilek</option>
</select> 

<input type=submit></form>


<?
@$meyveler= $_POST['meyveler'];
if( is_array($meyveler)){
while (list ($key, $val) = each ($meyveler)) {
echo "$val <br>";
}
}
?>