jquery - X-editable official example (jsFiddle) doesn't work -

i learning x-editable library , wonder why 1 of examples official website not working.

javascript

$('#username').editable({     type: 'text',     url: '/post',         pk: 1,         title: 'enter username',     ajaxoptions: {         datatype: 'json'     },     success: function(response, newvalue) {         if(!response) {             return "unknown error!";         }                    if(response.success === false) {              return response.msg;         }     }         });  //ajax emulation $.mockjax({     url: '/post',     responsetime: 200,     response: function(settings) {         if(settings.data.value) {             this.responsetext = '{"success": true}';         } else {             this.responsetext = '{"success": false, "msg": "required"}';         }     } });  

see full code here: http://jsfiddle.net/xbb5x/62/

when click on editable text, change , click 'ok' button, nothing happens after it. thing can see loading icon. can explain what's wrong it? thank you!

(taken http://vitalets.github.io/x-editable/demo-bs3.html section "more examples , tricks (jsfiddle)" )

you should update jsfiddle external resource - jquery.mockjax.js
works fine this:
https://cdnjs.cloudflare.com/ajax/libs/jquery-mockjax/1.6.2/jquery.mockjax.js