这里有不同端口的工作示例
Ruby 与 Sinatra
require 'rubygems'
require 'sinatra'
require "sinatra/jsonp"
get '/note/all/' do
data = ["hello","hi","hallo"]
JSONP data # JSONP is an alias for jsonp method
End
托管在 apache 上的 HTML
<head id="Head1" runat="server">
<title> English </title>
<link href="Styles/Site.css" rel="stylesheet" type="text/css" />
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" />
<script src="http://code.jquery.com/jquery-1.10.2.js" type="text/javascript"></script>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
// to update alternative address
$('#Updateprofile').click(function () {
var key = "nickname"
var details = $('#nickname').val();
$.ajax({
type: 'GET',
url: 'http://localhost:4567/note/all/',
crossDomain: true,
data: '',
dataType: 'jsonp',
success: function(responseData, textStatus, jqXHR) {
$('#controlstatus').html(+responseData);
},
error: function (responseData, textStatus, errorThrown) {
alert('POST failed.'+textStatus);
}
});
});
});
</script>
</head>
<body>
<form id="mstform" method="post" runat="server">
<input id="nickname" type="text" style="border: thin solid #C0C0C0; background-color: #EFEFEF;
width: 300px;" />
<br />
<br />
<img alt="update" id="Updateprofile" src="images/save.png" title="Clicking this button will update your profile" />
<br />
<br />
<div id="controlstatus"> details should be here
</div>
</form>
</body>