yui_io_basic.js

// Define a function to handle the response data.
function complete(id, o, args) {
   var id = id; // Transaction ID.
   var data = o.responseText; // Response data.
};

//subscribe to the complete event 
Y.on('io:complete', complete, Y);
 
// Make an HTTP request to 'get.php'.
var request = Y.io(uri);