JOSN反串行化

JOSN编码的数据可以使用eval函数生产操作的类型。
<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head runat="server">

    <title></title>

    <script type="text/javascript">

        var JSONstring = '{' +

            '"artist" : "Phish",' +

            '"title" : "A Picture of Nectar",' +

            '"releaseYear" : 1992,' +

            '"tracks" :  [' +

            ' "Llama",' +

            ' "Eliza",' +

            ' "Cavern",' +

            ' "Poor Heart",' +

            ' "Stash",' +

            ' "Manteca",' +

            ' "Guelah Papyrus",' +

            ' "Magilla",' +

            ' "The Landlady",' +

            ' "Glide",' +

            ' "Tweezer",' +

            ' "The Mango Song",' +

            ' "Chalk Dust Torture",' +

            ' "Faht",' +

            ' "Catapult",' +

            ' "Tweezer Reprise",' +

            ']' +

        '}';

        function pageLoad() {

            var album = eval("(" + JSONstring + ")");

            var innerHTML = "artist = " + album.artist + "<br />" +

                "title = " + album.title + "<br />" +

                "releaseYear = " + album.releaseYear;

            $get('placeholder').innerHTML = innerHTML;

            var tracks = "";

            for (var i = 0; i < album.tracks.length; i++) {

                tracks += "tracks #" + i + " = " + album.tracks[i] + "<br />";

            }

            $get('placeholder2').innerHTML = tracks;

        }

    </script>

</head>

<body>

    <form id="form1" runat="server">

    <div>

        <asp:ScriptManager ID="ScriptManager1" runat="server">

        </asp:ScriptManager>

        <div id="placeholder"></div>

        <div id="placeholder2"></div>

    </div>

    </form>

</body>

</html>