**遍历导航菜单，栏目编码为 `4，5` 的栏目名称显示为 `123`** ```html {pboot:nav} <ul> <li> {pboot:if(in_array([nav:scode], [4, 5]))} <a href="[nav:link]">123</a> {else} <a href="[nav:link]">[nav:name]</a> {/pboot:if} </li> </ul> {/pboot:nav} ```