array-rank (original) (raw)

ANSI Common Lisp 15 Arrays 15.2 Dictionary of Arrays

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.