Bar*_*acs 1 ruby haml ruby-on-rails
所以我得到了这个糟糕的代码(当链接不是根路径时,链接会消失.):
= link_to "News", root_path, class: "active" if current_page?(root_path)
当current_page是root_path时,我想建立链接类.active.
试图找到Rails方式
class在括号中包含选项
= link_to "News", root_path, class: ("active" if current_page?(root_path))