note
	description: "[
		Objects that are able to iterate over two-way chains,
		on which they can perform repeated actions and tests according
		to a number of predefined control structures such as if,
		until and others.
	]"
	library: "Free implementation of ELKS library"
	legal: "See notice at end of class."
	status: "See notice at end of class."
	names: iterators, iteration, two_way_chain_iterators, two_way_chain_iteration
	traversal: sequential
	exploration: forward, backward
	date: "$Date: 2017-04-10 07:37:21 +0000 (Mon, 10 Apr 2017) $"
	revision: "$Revision: 100119 $"

class interface
	TWO_WAY_CHAIN_ITERATOR [G]

create 
	set

feature -- Access

	target: CHAIN [G]
			-- The structure to which iteration features will apply.
	
feature -- Cursor movement

	finish
			-- Move cursor of target to last position.

	back
			-- Move cursor of target backward one position.
	
note
	copyright: "Copyright (c) 1984-2012, Eiffel Software and others"
	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
	source: "[
		Eiffel Software
		5949 Hollister Ave., Goleta, CA 93117 USA
		Telephone 805-685-1006, Fax 805-685-6869
		Website http://www.eiffel.com
		Customer support http://support.eiffel.com
	]"

end -- class TWO_WAY_CHAIN_ITERATOR

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