我正在尝试评估 3 条件以了解应呈现哪个按钮。代码是:
<% if action == "edit" %>
<%= link_to '<button type="button" class="btn btn-warning"><i class="fa fa-reply"></i> Volver</button>'.html_safe, customers_path %>
<%= button_tag(type: 'submit', class: "btn btn-success") do %>
<i class="fa fa-floppy-o"></i> Guardar
<% elsif action == "show" %>
<!--<%= link_to '<button type="button" class="btn btn-default"><i class="fa fa-pencil"></i> Editar</button>'.html_safe, edit_customer_path(@customer) %>-->
<% elsif action == "new" %>
<%= link_to '<button type="button" class="btn btn-warning"><i class="fa fa-reply"></i> Volver</button>'.html_safe, customers_path %>
<%= button_tag(type: 'submit', class: "btn btn-success") do %>
<i class="fa fa-floppy-o"></i> Guardar
<% end %>
我收到以下错误:
/home/nando/gadmon/app/views/customers/_form.html.erb:62: syntax error, unexpected keyword_elsif, expecting keyword_end '.freeze; elsif action == "show" ^ /home/nando/gadmon/app/views/customers/_form.html.erb:64: syntax error, unexpected keyword_elsif, expecting keyword_end '.freeze; elsif action == "new" ^ /home/nando/gadmon/app/views/customers/_form.html.erb:76: syntax error, unexpected keyword_ensure, expecting keyword_end /home/nando/gadmon/app/views/customers/_form.html.erb:78: syntax error, unexpected end-of-input, expecting keyword_end
我试图在 if、elsif 或 else 之后添加“结束”标签,但仍然不起作用。
问候。
最佳答案
你所有的按钮都需要 <% end %>
<% if action == "edit" %>
<%= link_to '<button type="button" class="btn btn-warning"><i class="fa fa-reply"></i> Volver</button>'.html_safe, customers_path %>
<%= button_tag(type: 'submit', class: "btn btn-success") do %>
<i class="fa fa-floppy-o"></i> Guardar
<% end %>
<% elsif action == "show" %>
<!--<%= link_to '<button type="button" class="btn btn-default"><i class="fa fa-pencil"></i> Editar</button>'.html_safe, edit_customer_path(@customer) %>-->
<% elsif action == "new" %>
<%= link_to '<button type="button" class="btn btn-warning"><i class="fa fa-reply"></i> Volver</button>'.html_safe, customers_path %>
<%= button_tag(type: 'submit', class: "btn btn-success") do %>
<i class="fa fa-floppy-o"></i> Guardar
<% end %>
<% end %>
关于ruby-on-rails - 为什么我的 View 出现语法错误?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/31665544/