15.2.22 row-major-aref [Accessor]

row-major-aref array index ⇒ element

(setf ( row-major-aref array index) new-element)

Arguments and Values::

array—an array.

index—a valid array row-major index for the array.

element, new-element—an object.

Description::

Considers array as a vector by viewing its elements in row-major order, and returns the element of that vector which is referred to by the given index.

row-major-aref is valid for use with setf.

See Also::

aref , array-row-major-index

Notes::

 (row-major-aref array index) ≡
   (aref (make-array (array-total-size array)
                     :displaced-to array
                     :element-type (array-element-type array))
         index)

 (aref array i1 i2 ...) ≡
     (row-major-aref array (array-row-major-index array i1 i2))