常用j s

tool.js

// 1
var htmlSurpriseTab = [
  '<div>',
      '<button id="lucky-draw">Lucky Draw</button>',
  '</div>'
].join('');

// 2
actionList[actionName] && actionList[actionName].call(this,event);

// 3
CMUI.dialog = {
  template: [
      '<div class="dialog">',
          '<a href="#" data-action="close-dialog">×</a>',
          '<h2><%= data.title %></h2>',
          '<div class="content"><%- data.html %></div>',
      '</div>'
  ].join(''),

  init: function () {
      action.add({
          'close-dialog': function () {
              $(this).closest('.dialog').hide()
          }
      })
  },
  open: function (config) {
      var html = render(this.template, config)
      $(html).appendTo('body').show()
  }
}