Time in Text Field

http://railscasts.com/episodes/32
<!-- tasks/_form.rhtml -->
<%= f.text_field :due_at %>
# models/task.rb
def due_at_string
due_at.to_s(:db)
end

def due_at_string=(due_at_str)
self.due_at = Time.parse(due_at_str)
rescue ArgumentError
@due_at_invalid = true
end

def validate
errors.add(:due_at, "is invalid") if @due_at_invalid
end


>> DateTime.parse('03-Jul-2007 12:07 AM').to_s
=> "2007-07-03T00:07:00Z"
>> DateTime.parse('03-Jul-2007 12:07 PM').to_s
=> "2007-07-03T12:07:00Z"

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