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| ANSI Common Lisp 15 Arrays 15.2 Dictionary of Arrays
15.2.17 array-rank | Function
  Syntax: array-rank array rank Arguments and Values: array - an array. rank - a non-negative integer. Description: Returns the number of dimensions of array. Examples:
       (array-rank (make-array '()))  0
       (array-rank (make-array 4))  1
       (array-rank (make-array '(4)))  1
       (array-rank (make-array '(2 3)))  2
Exceptional Situations: Should signal an error of type type-error if its argument is not an array. See Also: array-rank-limit, make-array Allegro CL Implementation Details: None.

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