Source Viewer : /ajax/content/json-response.htm

This example shows how an ActionResult can return a
<a href="http://www.json.org/" target="_blank" class="external">JSON</a> response.

<p/>

Click $link to call the server using Ajax.

<div id="result">
    <!-- Ajax response will be set here -->
</div>


<script type="text/javascript" src="$context/assets/js/jquery-1.4.2.js"></script>

<script type="text/javascript">
    // Register a function that is invoked as soon as the DOM is loaded
    jQuery(document).ready(function() {

        // Register a 'click' handler that makes an Ajax request
        jQuery("#link-id").click(function(event){
            // Make ajax request
            makeRequest();

            // Prevent the default browser behavior of navigating to the link
            return false;
        })
    })

    function makeRequest() {
        var link = jQuery('#link-id');
        var extraData = link.attr('id') + '=1';
        var url = link.attr('href');
        jQuery.get(url, extraData, function(data) {
            // 'data' is the response received from the server

            // Extract the 'msg' and 'date' values from the JSON response and output the result
            var obj = jQuery.parseJSON(data);
            jQuery("#result").html("<p class='infoMsg'>" + obj.msg + obj.date + "</p>");
        }, {dataType:'json'});
    }
</script>