Html:ul 怎么生产<li><a> </a></li> [ 2.0 版本 ]

$arr = [ Html::a(Yii::t("core","Create Sys Activity") , ["create"]), Html::a(Yii::t("core","Create Sys Activity") , ["create"]), Html::a(Yii::t("core","Create Sys Activity") , ["create"]), ]; Html::button('<i class="glyphicon glyphicon-plus"></i>'.Yii::t('core','Create Sys Activity'),['class'=>'btn btn-success dropdown-toggle','type'=>'button','data-toggle'=>'dropdown']). Html::ul($arr,['class'=>'dropdown-menu','role'=>'menu']);
现在代码生成的

已经解决 系统已经内置方法了