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                <script id="node">
    {{#foo accountList}}
      <h2>{{ name }}</h2>
      <div>{{ desc }}</div>
<div id="container"> 




                Handlebars.registerHelper('foo', function(list, options){;
  var itemArray ={
    // 这里的fn已经使用了包裹的助手代码块html标签编译的template函数
    return '<li>' + options.fn(item) + '</li>';
  return '<ul>' + itemArray.join(' ') + '</ul>';

var source = $("#node").html();
var template = Handlebars.compile(source);
var context = { 
  title: "我是包裹的块助手代码参数标题" ,
  accountList: [
      name: '小红',
      desc: '小红的描述'
      name: '小绿',
      desc: '小绿的描述'
      name: '小黄',
      desc: '小黄的描述'
var html = template(context);