有什么方法可以更改以下代码中按钮的提供图像
<%= button_to 'Edit treatment', edit_treatment_path(@treatment), :type => "submit", :class => "style3", :method => "get" %>
有什么方法可以更改以下代码中按钮的提供图像
<%= button_to 'Edit treatment', edit_treatment_path(@treatment), :type => "submit", :class => "style3", :method => "get" %>