class Array

:nodoc:

def except(*keys)


Returns a new arrray with keys removed 
def except(*keys)
  self.dup.except!(*keys)
end unless method_defined? :except

def except!(*items)


Similar to except but modifies self 
def except!(*items)
  copy = self.dup
  copy.reject! { |item| items.include? item }
  copy
end unless method_defined? :except!

def extract_options!


Selects a hash from the arguments list 
def extract_options!
  last.is_a?(::Hash) ? pop : {}
end unless method_defined? :extract_options!