PPT Slide

-- ( make - array

<

list of

dimensions

>

[ :initial-contents < list > ] )

constructs a new array

( setq a ( make-array '( 2 2 )

:initial-contents '( ( 1 2 ) ( 3 4 ) ) ) )

produces:

1

2

3

4

0

1

0

1

-- ( aref < name > < subscripts > )

retrieves an element

-- ( setf ( aref < name > < subscripts > ) val )

stores a value in an element

( setf ( aref a 1 1 ) 27 )

( aref a 0 0 ) returns 1

ARRAYS

1.60

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