Commodore 16 User Manual page 56

SAVE
"GAME".
1,
2 Stores on tape
with
name
GAME
and
places an
END-OF-TAPE
marker
after
me
program.
SCRATCH
SCRATCH
"file
name"
|.D
drive
#][.U unit #|
Deletes
a
file
from
the disk directory.
As a
precaution, you are asked
"Are
you sure?" betore your
Commodore
16 completes
the operation.
Type
a
Y
to
perform
the
SCRATCH
or
type
N
to
cancel
the operation.
Use
this
command
to
erase
unwarned
Hies,
to
create
more space on
the
disk.
EXAMPLE:
SCRATCH
"MY BACK",
Dl
Erases the
file
MY BACK
from the
disk
m
drive
1
VERIFY
VERIFY "filename" |.devlce#]
[.relocate Mag)
This
command
causes your
Commodore
16
to
check
me program on
tape or disk against the one
In
memory
This
<s
proof thai the
program
you
|ust
SAVEd
Is
really
saved,
to
make
sure
that
nothing went wrong
This
command
is
also
very
useful to position a tape
so
that your
computer resumes
writing following the
end
of
the
last
program on
the
tape. All
you
do
is
tell
the
Commodore
1
6
to
VERIFY
ihe
name
of the
last
program on
Ihe tape
It
wilt
do
so,
and
tell
you
that
the
programs
don't
match
(which you already knew)
Now
the tape
is
where you
want
it,
and you can
store the
next
program
without
fear
of erasing
an
old one.
1
08
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.
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VERIFY
without anything
after
the
command
causes the
Commodore
1
6
to
check
the next
program on
tape, regardloss of
its
name,
against
the
program now
in
memory
VERIFY followed
by a program name
(in
quotes)
or
a string variable searches the tape
for that
program and then
checks VERIFY
followed by
a
name
and
a
comma
and
a number
checks
the
program on
the device with
that
number
(1
for tape. 8
(or
disk)
The
relocate tlag is
Ihe
same
as
in
the
LOAD
command.
EXAMPLE:
VERIFY
VERIFY "REALITY"
VERIFY
"ME",8,1
Checks
the next
program on
the
tape.
Searches
for
REALITY on
tape,
checks
against
memory,
Searches
for
ME
on
disk, then
checks.
BASIC
STATEMENTS
BOX
BOX
(colour
source
#|,
a1
.
b1
,
(a2. b2l
[,
angle
|
|,paintj
colour
source
ai.bl
.
a2,
b2
.
angle
paint
Colour source
(0-3);
default
Is
1
(foreground
colour)
.
Corner
coordinate
(scaled)
.
.Corner opposite at
.
bt (scaled); default
ts
the
PC
.
. .
Rotation
in
clockwise degrees: default
Is
degrees
, ,
.
Paint
shape
with colour
(0:off,
1
on); default
Is
This
command
allows
you
to
draw
a rectangle of any
stee
anywhere on
the
screen To
get the
default value, include a
comma
without entering
a value. Rotation
is
based
on
the centre of the rectangle.
The
Pixel
Cursor (PC)
is left at a2,
b2
after
the
BOX
statement
is
executed.
EXAMPLES
BOX
1,
10, 10, 60,
60 Draws Ihe outline of a rectangle
109