1.事件派发：子控件->父控件

            
                              
      
            
       
        message : {
    { message | json }}
       
            
                   
               
      
        
                      

2.事件广播：父控件->子控件

            
                              
      
            
                   
                   
       广播事件        
      
        
                      

3.ajax

ajax-helper.js

function AjaxHelper() {    this.ajax = function(url, type, dataType, data, callback) {        $.ajax({            url: url,            type: type,            dataType: dataType,            data: data,            success: callback,            error: function(xhr, errorType, error) {                // alert('Ajax request error, errorType: ' + errorType +  ', error: ' + error)                console.log('Ajax request error, errorType: ' + errorType +  ', error: ' + error);            }        })    }}AjaxHelper.prototype.get = function(url, data, callback) {    this.ajax(url, 'GET', 'json', data, callback)}AjaxHelper.prototype.post = function(url, data, callback) {    this.ajax(url, 'POST', 'json', data, callback)}AjaxHelper.prototype.put = function(url, data, callback) {    this.ajax(url, 'PUT', 'json', data, callback)}AjaxHelper.prototype.delete = function(url, data, callback) {    this.ajax(url, 'DELETE', 'json', data, callback)}AjaxHelper.prototype.jsonp = function(url, data, callback) {    this.ajax(url, 'GET', 'jsonp', data, callback)}AjaxHelper.prototype.constructor = AjaxHelper

server.php

       'keenleung', 'age'=>25),        array('name'=>'keenleung2', 'age'=>26),    );    $data = $people;}echo json_encode(array(    'status' => 'success',    'data' => $data));

html