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<%= form_for(:description, url:{action:'create'}) do |f| %>
<div class="row">
<div class="input-field col s6">
<%= f.text_field :position, data-length:30 %>
<label for="position">Position</label>
</div>
</div>
<% end %>
而我得到的误差,Ruby on Rails的助手HTML5
语法错误,意想不到keyword_do_block d =(f.text_field:位置, 做数据长度:30); @ output_buf ^/home/whitehat/Documents/Books/Web 开发/ Ruby On Rails/Projects/free-lance/dressing-shop/app/views/products/new.html.erb:39: 语法错误,意外tSYMBEG,期待keyword_do或'{'或'(' ld:position,do data-length:30); @ output_buffer.safe_appen^
不客气。 –