JSFiddle - React, Tailwind, and code Playground
HTML
<script type="text/javascript" src="http://code.jquery.com/jquery-1.7.2.min.js"></script>
<div class="main">
<select id="me">
<option value='0'>first</option>
<option value='1'>second</option>
<option value='2'>third</option>
<option value='3'>fourth</option>
</select>
<div id="text"></div>
CSS
.main {
margin:0 auto;
width:500px;
border:solid 1px #F00;
height:500px
}
#text{ margin-left:50px; margin-top:50px; font:24px/18px Tahoma, Geneva, sans-serif; color:#F00}
JavaScript
$(function(){
var str="";
var strArr = [];
$('#me').change(function(){
strArr.push($(this + "option:selected").text() )
strArr.sort()
str = "";
for (var i = 0; i < strArr.length; i++) {
str += strArr[i];
}
$('#text').text(str)
})
})