static public Method

Regexp.optionalize(pattern)

Source
Home > Ruby > Rails > Rails 1.2.3 > ActionPack > Regexp > optionalize

There's no documentation for this item.

Source Code

# File action_controller/routing.rb, line 36
def optionalize(pattern)
  case unoptionalize(pattern)
    when /\A(.|\(.*\))\Z/ then "#{pattern}?"
    else "(?:#{pattern})?"
  end
end
Comments

Have your say
Please use Textile formatting (click here for a cheat sheet). Use <code/> and <pre/> for code samples.
Click here to login with OpenID to to post comments.