Sharp PC-1500A User Manual download pdf (Page 9)

Example with a sequential

file

******************************

a)

0pen a new sequential

file

OPEN 2,8,5,

"Testl

.DAT,S,l'l"

If the OPEN is successfull, the

red LED will stay switched on.

b)

Print

the 0PEN-variable

PRrNT

DSHol'l$ 2

"

8,

S,Test1.DAT

,S,W

0"

c)

Write

data to

Testl.DAT

T$="SHARP

PC-l500"

:DIM

N(5)

:N(3)=t

/Z

PRINT

tl-15,2,"TRAMsoft",12345,T$, N(3)

d) Close the file

Testl.DAT

closE

2

The

data temporary stored in the memory of the floppy

is now written

to

the disk and the

red LED is

turned off.

e) 0pen

the

file Testl.DAT

for read

OPEN 0,8, 12,

"Test1

.DAT,S,R"

The

red LED is switched

on again.

f) Read data from

the file

Testl.DAT

into variables

INPUT

/t-15,0,A$,8$,C$,D$

or

INPUT

/I-15,0,A,8,C,D

0n disk, data

is stored

as

a string,

so

it

can be read always into string

variables. If

data is read

into num.

variables, a VAL operation is

per-

formed. If

there is no

translation into numerical

value

possible,

the

result is

zero.

There

will

never

an

ERROR

occure.

16/09/85 TRAMsoft

PF-8

e

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