in_place_editor_field: 空值时的处理方式之一

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<span id="name_<%= @student.id %>">Name:</span>
<%= in_place_editor_field :student, :name, {}, :external_control => "name_#{@student.id}" %>

其它方案：

http://d.hatena.ne.jp/zariganitosh/20070613

http://script.aculo.us/docs/Ajax.InPlaceEditor.html

http://seb.box.re/2008/2/3/patch-for-inplaceeditor-adding-editonblank-feature

    Posted by devon At May 21, 2008 11:11

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