RANK — Rank of a data object

Description

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

Syntax

RESULT = RANK(A)

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


program test_rank
  integer :: a
  real, allocatable :: b(:,:)

  print *, rank(a), rank(b) ! Prints: 0 2
end program test_rank

Standard

Technical Specification (TS) 29113

Class

Inquiry function