JSFiddle - React, Tailwind, and code Playground
HTML
<html>
<head>
<script src="http://ajax.microsoft.com/ajax/jquery/jquery-1.3.2.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(document).ready(function(){
$('#button1').click(function(){
alert($('#combo :selected').text());
});
});
</script>
</head>
<body>
<select id="combo">
<option value="1">Test 1</option>
<option value="2">Test 2</option>
<option value="3">Test 3</option>
<option value="4">Test 4</option>
<option value="5">Test 5</option>
<option value="6">Test 6</option>
<option value="7">Test 7</option>
</select>
<input id="button1" type="button" value="Click!" />
</body>
</html>