image_tag - Is there a way to make the alt attr blank by default?

Question

I rather have a blank alt attribute if an image is missing instead of the filename of the image (who ever wants this default behavior anyway?)

Is there a way to make

Answer 1

For Rails 3.2 add this under config/initializers

module ActionView::Helpers::AssetTagHelper

  def image_alt(src)
    return ''
  end

end