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can into
原标题:can t convert nil into String

我不知道Ruby,但我提出这个问题。 有些人能够帮助我?

行动意见:第7行

4:  <h3><span><%= opinion.opinion %></span>: <%= opinion.keywords.sort.join(  /  ).upcase %> </h3>
5:  <div class="original">Estado original: <span class="pos"><%= opinion.opinion %></span></div>
6:  <%#= highlight(simple_format(highlight_ontology(opinion)), opinion.keywords, :highlighter =>  <em>1</em> ) %>
7:  <%= simple_format(highlight_ontology(opinion)) %>
8:  <%= button_to_remote( POSITIVO , {:url => url_for(opinion), :method => :put, :with =>  "opinion[opinion]=POSITIVE"  }, :class => :positive) %>
9:  <%= button_to_remote( OBJETIVO , {:url => url_for(opinion), :method => :put, :with =>  "opinion[opinion]=OBJECTIVE"  }, :class => :objective) %>
10: <%= button_to_remote( NEGATIVO , {:url => url_for(opinion), :method => :put, :with =>  "opinion[opinion]=NEGATIVE"  }, :class => :negative) %>

感谢!

问题回答

使用<代码(千篇一律>><>>>>>><> 代码/代码,而不仅仅是变数,应使它落空。

这种技术被称为“无” co。





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