smarty2升级到smarty3.1遇见问题整理

1.缓存
$tpl->is_cached改成$tpl->isCached

2.调用自定义函数必须注册
function cxybj($name){
  retrun $name;
}
$smart->registerPlugin("function","cxybj","cxybj"); 
模板调用
{cxybj name="chi"}