row-major-aref (ANSI and GNU Common Lisp Document)

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#### 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))