如何使用rails预填充文本区域

pra*_*ski 4 forms ruby-on-rails ruby-on-rails-3

我想预设一个带有值的textarea,但它不起作用.

<%= f.text_area(:self_summary, :input_html => { "date-pre" => "I will get to this later."}, :class => "textareastyle") %>
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Jiř*_*šil 11

<%= f.text_area(:self_summary, :value => "I will get to this later.", :class => "textareastyle") %>
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