让 jsonp 在 asp.net api 中工作答案

【问题标题】：getting jsonp to work in asp.net api让 jsonp 在 asp.net api 中工作
【发布时间】：2013-08-08 17:06:49
【问题描述】：

让我的 jsonp 与我的客户端主干脚本一起工作时遇到问题，pagenator keep gettgin invalid key 错误环顾四周，人们说这与我的服务有关，不返回 jsonp。

例如 SyntaxError: invalid label，我写了一个 mvc4 web api 服务，这是它返回的内容，它看起来是否正确，还有什么我需要添加到我的 api 以支持 jsonp 吗？

   {
      "odata.metadata":"http://test.test.uk/api/odata/$metadata#lnews","value":[
        {
          "ID":1,"title":"This is a test news artical","mainContent":"&lt;p&gt;\r\n\tthis is a test article&lt;/p&gt;\r\n","featured":1,"visiblehomepage":1,"thedatetime":"2013-08-05T10:36:05.98","expireon":"2013-08-15T00:00:00","category":17,"embargo":null,"embargotime":"PT0S","embargodate":null,"customthumbnail":null,"news_layout":3,"LNBE":0,"LNBN":0,"LNBS":0,"LNBW":0,"LNWV":0,"LNWS":1,"LNDY":0,"LNSW":0,"LNSH":0,"LNCV":0
        },{
          "ID":2,"title":"This is a test article","mainContent":"&lt;p&gt;\r\n\twelcome to the best site in the world&lt;/p&gt;\r\n","featured":1,"homepage":1,"thedatetime":"2013-08-05T10:42:54.763","expireon":"2013-08-22T00:00:00","category":null,"embargo":null,"embargotime":"PT0S","embargodate":null,"customthumbnail":"Water lilies.jpg","news_layout":4,"LNBE":1,"LNBN":1,"LNBS":1,"ff":1,"LNWV":1,"LNWS":1,"LNDY":1,"LNSW":1,"LNSH":1,"LNCV":1
        }
      ]
    }

【问题讨论】：

标签： asp.net-web-api jsonp odata backbone.paginator

【解决方案1】：

这是一个 JSONP 网址：

http://odata.netflix.com/v2/Catalog/Genres?$format=json&$callback=?

这是一个图表：

客户端服务器 ------ ------ 发出 URL 请求查找与此 URL 参数匹配的函数 ($callback) 异步执行如果找到，异步执行函数从回调返回从服务器端作为函数返回数据，或错误

参考文献

Learn By Example Guide for Select State.gov Data (SSD): JSONP

【讨论】：