IBM 5100 Apl Reference Manual

90
When argument B is a multidimensional array, the index entry [I] can be used to
specify the coordinate that is acted on. If the index entry is omitted, the last co-
ordinate (columns)
is acted on. If the sB form is used, then the first coordinate
is acted on:
<1>1 2 3 1+
I.J. 3 2 1
<I>'I...IVE'
EVIL
~5 2 1
f.) 5 I~.
SAVE
MUCH
M()I~E
TIME
MORE
TIME
SAVE
MUCH
MUCH
BAVE
TIME
MORE
EVAS
HCUM
EROM
Et1IT
EVAS
HCUM
EROM
EMIT
MORE
TIME
SAVE
MUCH
A~2 2 I+p 'SAVEMUCHMORETIME'
A
(~r::I.]A
"
'--------The first coordinate (plane) is specified;
the planes are reversed.
(J>[2::tA
"
~-----The second coordinate (rows) is specified;
the rows
in each plane are reversed.
(~[3]A
\
~-----The third coordinate (columns) is
(DA
"
sA
specified; the columns in each plane are
reversed.
The last coordinate
is acted on.
"
'-------The first coordinate is acted on.

IBM 5100 Specifications

General

Release Year	1975
RAM	16 KB - 64 KB
Storage	204 KB tape drive
Display	5-inch CRT
Operating System	APL/BASIC
Processor	IBM PALM (1.9 MHz)