获取店铺首页接口：$urlAPI.getShopUrl()

---

velocity循环变量赋值引用

foreach ($x in [1..4])

set($offers = $offerAPI.queryByIds($appdata.offerIds($x)))

---

循环里把字符串转成整数类型

set($Integer = 0)

set($ab=$Integer.parseInt($appdata.pingshu))

foreach ($x in [1..$ab])

========================================

设置图片列表的默认图

================================
#set($imageLists = $appdata.ditu2)  
#if($null.isNull($imageLists)||$imageLists.size()==0)
  <img src="https://img.alicdn.com/imgextra/i4/2123198282/O1CN01JieCsT2B3D20GAPhv_!!2123198282.png"/>

#else  
  
  #foreach($items in $!appdata.ditu2)
 
  
  <img src="$items.image%20"/>
  
   #end 
  #end 

========================================