IBM 5110 User Manual page 149

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144
CTLDBI(
~"
\ 0
CTI...DBI{
The output operation is now terminated.
Normally, you would want to check return codes
to assure proper operation. For example, ltRCODE
should always be 0 with record input/output
C T I... D S I(~" · I 0 R
:1.:1. () ()
:I.' I D :;:: ( T EST) ·
T h ~~ of i l ~~ i s n ()
tIl
b
e
i n
q
s
p
(,~
c::
i
fie
d of () r i n
put ()
l" () U
t
P
H
t
o
p
~~ 1"
c1
t
ion~;.
.
You could have used
INR~---to
READ ONLY
or IORN----to READ or WRITE.
lOR and lORN differ in storaqe requirements and
p
(,~ 1" f
0 1"
man
c e .
T h (,~
Y
':;1)" ~~ t h (,~ -:; <o~ in (~\ i
n
fun
c
t i ()
n .
CTL.DBI(
N () T E
t hat t
1' 1
(-~ 1" (,~ <' : 1 1" (~ 6 1" (-~
cor'
d
s;'
<:1
v ail a b l
(~
.
All reads and writes must address one of these
<:lctU<:1
l r·~~cor'ds.
T
0
add r'
~~ COl" d
s t
0
a
1"
e c: ()
l"
d
I / () of
i
l,;,\
0 l"
i q ina
l l
y
created usinq OUTF, you must specify an ADD
oP~~l"at
i
on.
C
T L
[I
S I{
I.JI
ill
n
0 I.JJ
b f~ U ~~ (.~ d
t
0
1" f~ cl
dan d
h.I)"
i t
f~
a
n
cI
DATDSK is the variable containing the data.
CTLDBI(
~"i:':)
B C
t t t NUMBER OF RECORDS TO READ OR WRITE
t
t
FIRST RECORD TO READ OR WRITE
-.
.................... ..
t
READ OR WRITE (READ=O AND WRITE=1)
CTI...DSI{~" 0 0
This says to read the first record (RECORD 0) and
read only one record which is the default for
the number of records
(.>DATDBI{