class List
Attributes
cabeza[RW]
cola[RW]
Public Class Methods
new(inicio=nil)
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# File lib/prct06/prct06.rb, line 9 def initialize(inicio=nil) @cola = @cabeza = Node.new(inicio) if inicio end
Public Instance Methods
add(value)
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# File lib/prct06/prct06.rb, line 13 def add(value) node = Node.new(value) node.next = @cabeza @cabeza.before = node @cabeza = node end
add_from_tail(value)
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# File lib/prct06/prct06.rb, line 21 def add_from_tail(value) node = Node.new(value) node.before = @cola @cola.next = node @cola = node end
each() { |value| ... }
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# File lib/prct06/prct06.rb, line 43 def each aux = @cabeza while aux != nil do yield aux.value aux = aux.next end end
remove()
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# File lib/prct06/prct06.rb, line 29 def remove @cabeza = @cabeza.next end
remove_from_tail()
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# File lib/prct06/prct06.rb, line 33 def remove_from_tail @cola = @cola.before @cola.next = nil end
to_s()
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# File lib/prct06/prct06.rb, line 37 def to_s while @cabeza != nil do puts @cabeza.value remove() end end