NG

%2D%2E が -. に変換されて Request されてしまう。

<!doctype html>
<html>
<head>
  <meta charset="utf-8">
  <title> - . </title>
  <script src="http://code.jquery.com/jquery-1.10.2.js"></script>
  <script type="text/javascript">
    $(function(){
        $.ajax({
          type: 'post',
          url: '/hahaha/%2D%2E',
          data: {
          },
          success: function(data){
            console.log(data);
          }
        });
    });
  </script>
</head>
<body>
hoge
</body>
</html>

OK

<!doctype html>
<html>
<head>
  <meta charset="utf-8">
  <title> - . </title>
  <script src="http://code.jquery.com/jquery-1.10.2.js"></script>
  <script type="text/javascript">
    $(function(){
        $.ajax({
          type: 'post',
          url: '/hahaha/%252D%252E',
          data: {
          },
          success: function(data){
            console.log(data);
          }
        });
    });
  </script>
</head>
<body>
hoge
</body>
</html>