Emitting HTML wrappers around json makes it invalid, change your server-side
script to:
<?php
$arr = array("a"=>"Caucho","b"=>"Resin","c"=>"Quercus");
$json = json_encode($arr);
echo $json;
?>
On Mon, Apr 28, 2008 at 11:10 PM, Meenu <[EMAIL PROTECTED]> wrote:
>
> Hello to Everybody,
>
> I m trying to fetch json remote data using following code -
>
> <?xml version="1.0" encoding="UTF-8" ?>
> <Module>
> <ModulePrefs title="Criticat json">
> <Require feature="opensocial-0.7"/>
> </ModulePrefs>
> <Content type="html">
> <![CDATA[
> <div id="content_div"></div>
> <script type="text/javascript">
>
> function makeJSONRequest() {
> var params = {};
> params[gadgets.io.RequestParameters.CONTENT_TYPE] =
> gadgets.io.ContentType.JSON;
> // This URL returns a JSON-encoded string that represents a
> JavaScript object
> var url = "http://example.com/meenu/jsonfetch.php";;
> gadgets.io.makeRequest(url, response, params);
> };
>
> function response(obj) {
> var jsondata = obj.data;
> var j = obj.text;
> alert("text" + j);
> alert("data" + jsondata);
> alert(obj.errors);
> var html = "<strong>Values: </strong><br /><br />";
> // Returned JS object can be processed as an associative array
> for (var key in jsondata) {
> var item = jsondata[key];
> html += key + ": ";
> html += item + "<br />";
> }
> document.getElementById('content_div').innerHTML = html;
> };
> gadgets.util.registerOnLoadHandler(makeJSONRequest);
>
> </script>
> ]]>
> </Content>
> </Module>
>
> & My server-side script is (in Php) -
>
> <html>
> <head>
> </head>
> <body>
> <?php
> $arr = array("a"=>"Caucho","b"=>"Resin","c"=>"Quercus");
> $json = json_encode($arr);
> echo $json;
> ?>
> </body>
> </html>
>
>
> But when I fetch obj.data,
> I m getting-
> null
>
> & in obj.errors,I m getting-
>
> failed to parse json
>
> but in obj.text, I m getting the remote data................what is
> the mistake I m doing in my code???????
>
> Plz...........Solve the problem as early as possible.
>
> Thanks in advance.
>
>
> >
>
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