Method: OpenID::CryptUtil.random_string

Defined in:
lib/openid/cryptutil.rb

.random_string(length, chars = nil) ⇒ Object

Generate a random string of the given length, composed of the specified characters. If chars is nil, generate a string composed of characters in the range 0..255.



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# File 'lib/openid/cryptutil.rb', line 62

def CryptUtil.random_string(length, chars=nil)
  s = ""

  unless chars.nil?
    length.times { s << chars[rand(chars.length)] }
  else
    length.times { s << rand(256).chr }
  end
  return s
end