input event (select)
https://developer.mozilla.org/ja/docs/Web/Events/input
by ginpei
HTML
<select id="input">
<option value="v1">v 1</option>
<option value="v2">v 2</option>
<option value="v3">v 3</option>
</select>
<div>Input: <span id="output"></span></div>
<div>Change: <span id="output2"></span></div>
JavaScript
// IE 9+
$(function() {
var $input = $('#input');
var $output = $('#output');
$input.on('input', function(event) {
$output.text($input.val());
});
var $output2 = $('#output2');
$input.on('change', function(event) {
$output2.text($input.val());
});
});