<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-2.0.2.js'></script>
<style type='text/css'>
.no-wrap {
resize: none;
white-space: nowrap;
overflow: auto;
}
</style>
<script type='text/javascript'>
$(window).load(function(){
$("#do").click(function(){
var value = $("#input-1").val();
$("#char-1").text(value.charCodeAt(value.length - 1));
value = $("#input-2").val();
$("#char-2").text(value.charCodeAt(value.length - 1));
});
});
</script>
</head>
<body>
<textarea id="input-1" placeholder="Type a space here"></textarea>
<br /> Char code:
<span id="char-1"></span>
<br />
<textarea id="input-2" class="no-wrap" placeholder="Type a space here"></textarea>
<br /> Char code:
<span id="char-2"></span>
<br />
<button id="do">Get Chars</button>
</body>
</html>
【textarea】
