Atari 800 Basic Reference Manual

aexp1
aexp2
filespec
Code
number to determine input or output opera -
tion.
Code 4
8
12
6
9
input operation
output operation
input and output operation
disk directory input operation
(In this case, the filespec is the search specifica-
tion.)
end-of-file
append (output ) operation. Append is
also
used for a special screen editor input mode .
This mode allows a program to input the next
line from E: without waiting for the user to press
lim!Jm.
Device-dependent auxiliary code. An 83 in this
parameter indicates sideways printing on a printer
(see appropriate manuals for control codes ).
Specific file designation. Must be enclosed in quota-
tion marks. The format for the filespec parameter
is shown in Figure 5-2.
"D 1 : A T A R I 8 0 0 . B A S"
-
__ ____.Jl ...... V' , ~
Device -----.:1•
Code
Device
Number
(optional)
Required -------'
Colon
File name --------------'
(up to 8
characters-
must begin
with alphabetic
character)
Period required -------------..l
as separator if
extender is used.
Extender-------------------~
(optional)-
Includes
0-3 characters
Figure 5-2 Filename Breakdown
Note: Filenames are
not used with
the program
re c order.
The CLOSE command simply closes files that have been previousl y opened with
an OPEN command. Note in the example that the aexp following the mandator y
#charact er must be the sam e as the aexp r efere nce number in the OPEN state -
ment.
IIO Commands and De vices 27

Atari 800 Specifications

General

Brand	Atari
Model	800
Category	Desktop
Language	English