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Manual Reference Pages  - rank (3)

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NAME

rank(3f) - [FORTRAN:INTRINSIC:ARRAY INQUIRY] Rank of a data object

SYNTAX

result = rank(a)

DESCRIPTION

rank(a) returns the rank of a scalar or array data object.

ARGUMENTS

A	can be of any type

RETURN VALUE

The return value is of type INTEGER and of the default integer kind. For arrays, their rank is returned; for scalars zero is returned.

EXAMPLE

Sample program:

   program demo_rank
   implicit none
     integer :: a
     real, allocatable :: b(:,:)
     real  :: c(10,20,30)
     print *, rank(a), rank(b), rank(c)
   end program demo_rank

Results:

0	2 3

Expected output:

STANDARD

[[TS 29113]]

CLASS

Inquiry function

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rank (3)

March 11, 2021

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