{extend name="public/base"} {part name='title"}首页{/part} {part name='key"}首页关键词{/part} {part name='desc"}首页描述{/part} {part name='main"} {php}$arr =array();{/php} {block name="banner" dir="/block" data="db('student')->select();"} {block name="iconIntro" dir="/block"} {block name="project_A" dir="/block"} {/part}