ecos模板foreach取序号
<{foreach from=$item_list name=yt item=gitem}>
<{$this->_env_vars['foreach']['yt']['iteration']}>
<{/foreach}>
ecos模板foreach取第一个
<{foreach from=$item_list name=yt item=gitem}>
<{$this->_env_vars['foreach']['yt']['first']}>
<{/foreach}>
ecos模板foreach取最后一个
<{foreach from=$item_list name=yt item=gitem}>
<{$this->_env_vars['foreach']['yt']['last']}>
<{/foreach}>
注意这里的foreach name一定要添加!!!
