5.21 Class BOOLEAN_REF PreviousNext 
indexing
description: "Reference class for BOOLEAN"
class interface
BOOLEAN_REF
feature -- Access
item: BOOLEAN
        -- Boolean value
hash_code: INTEGER
        -- Hash code value
        -- (From HASHABLE.)
    ensure
        good_hash_value: Result >= 0
feature -- Element change
set_item (b: BOOLEAN)
        -- Make b the associated boolean value.
    ensure
        item_set: item = b
end
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Last Updated: 26 October 1997
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