Doubly-linked list/Element definition: Difference between revisions

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=={{header|Fortran}}==
In ISO Fortran 95 or later:
TYPE node
REAL :: data
TYPE(node), POINTER :: next => null(), previous => null()
END TYPE node
!
! . . . .
!
TYPE( node ), TARGET :: head

=={{header|Java}}==
=={{header|Java}}==
{{works with|Java|1.5+}}
{{works with|Java|1.5+}}