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# YUI Library Examples: DataTable Control: JSON Data Over XHR

# DataTable Control: JSON Data Over XHR

This example populates a DataTable with data received via XHR from the Yahoo! Local webservice.

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## Sample Code for this Example

Data:

{"ResultSet":{ "totalResultsAvailable":665, "totalResultsReturned":10, "firstResultPosition":1, "ResultSetMapUrl":"http:\/\/local.yahoo.com\/mapview?stx=pizza&csz=Sunnyvale%2C+CA+94089&city=Sunnyvale&state=CA&radius=15&ed=9brhZa131DwigChqKlCo22kM1H_9WgoouCr87Ao-", "Result":[{ "Title":"Pizza Depot", "Address":"919 E Duane Ave", "City":"Sunnyvale", "State":"CA", "Phone":"(408) 245-7760", "Latitude":"37.388537", "Longitude":"-122.003972", "Rating":{ "AverageRating":"3.5", "TotalRatings":"5", "TotalReviews":"5", "LastReviewDate":"1161495667"}, "Distance":"0.93", "Url":"http:\/\/local.yahoo.com\/details?id=21332021&stx=pizza&csz=Sunnyvale+CA&ed=6tiAL6160Sx1XVIEu1zIWPu6fD8rJDV4.offJLNUTb1Ri2Q.R5oLTYvDCz8YmzivI7Bz0gfrpw--", "ClickUrl":"http:\/\/local.yahoo.com\/details?id=21332021&stx=pizza&csz=Sunnyvale+CA&ed=6tiAL6160Sx1XVIEu1zIWPu6fD8rJDV4.offJLNUTb1Ri2Q.R5oLTYvDCz8YmzivI7Bz0gfrpw--", "MapUrl":"http:\/\/maps.yahoo.com\/maps_result?name=Pizza+Depot&desc=4082457760&csz=Sunnyvale+CA&qty=9&cs=9&ed=6tiAL6160Sx1XVIEu1zIWPu6fD8rJDV4.offJLNUTb1Ri2Q.R5oLTYvDCz8YmzivI7Bz0gfrpw--&gid1=21332021", "BusinessUrl":"http:\/\/pizza-depot.com\/", "BusinessClickUrl":"http:\/\/pizza-depot.com\/"}, ... ]} }

CSS:

/* No custom CSS. */

Markup:

<div id="json"></div>

JavaScript:

YAHOO.util.Event.addListener(window, "load", function() { YAHOO.example.XHR_JSON = new function() { this.formatUrl = function(elCell, oRecord, oColumn, sData) { elCell.innerHTML = "<a href='" + oRecord.getData("ClickUrl") + "' target='_blank'>" + sData + "</a>"; }; var myColumnDefs = [ {key:"Title", label:"Name", sortable:true, formatter:this.formatUrl}, {key:"Phone"}, {key:"City"}, {key:"Rating.AverageRating", label:"Rating", formatter:YAHOO.widget.DataTable.formatNumber, sortable:true} ]; this.myDataSource = new YAHOO.util.DataSource("assets/php/ylocal_proxy.php?"); this.myDataSource.responseType = YAHOO.util.DataSource.TYPE_JSON; this.myDataSource.connXhrMode = "queueRequests"; this.myDataSource.responseSchema = { resultsList: "ResultSet.Result", fields: ["Title","Phone","City",{key:"Rating.AverageRating",parser:"number"},"ClickUrl"] }; this.myDataTable = new YAHOO.widget.DataTable("json", myColumnDefs, this.myDataSource, {initialRequest:"query=pizza&zip=94089&results=10&output=json"}); var myCallback = function() { this.set("sortedBy", null); this.onDataReturnAppendRows.apply(this,arguments); }; var callback1 = { success : myCallback, failure : myCallback, scope : this.myDataTable }; this.myDataSource.sendRequest("query=mexican&zip=94089&results=10&output=json", callback1); var callback2 = { success : myCallback, failure : myCallback, scope : this.myDataTable }; this.myDataSource.sendRequest("query=chinese&zip=94089&results=10&output=json", callback2); }; });

## Configuration for This Example

You can load the necessary JavaScript and CSS for this example from Yahoo's servers. Click here to load the YUI Dependency Configurator with all of this example's dependencies preconfigured.

### YUI Logger Output:

Note: Logging and debugging is currently turned off for this example.

Reload with logging
and debugging enabled.

### DataTable Control Examples:

### More DataTable Control Resources:

- User's Guide (external)
- API Documentation
- Cheat Sheet PDF (external)

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