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HP 250 - Deleting Files from a Mass Storage Device (PURGE); Output Commands

HP 250
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System
Commands
Deleting Files from a Mass Storage Device (PURGE)
The
PURGE
command
deletes
a
file
from
a
mass
storage
device.
You
should
use
PURGE
with
caution;
if
you
delete
data
by
mistake,
and
have
no
back-up
copy,
that
data
is
lost.
Assume
that
TAX
is
a
file
stored
on
a
tape
cartridge
and
is
outdated
or
no
longer
required.
You
purge
the
file
by
executing
the
following
command.
PUI~GE
"TAX:
I(
II
As
soon
as
the
PURGE
has
been
performed,
the
cursor
reappears
on
the
display.
If
you
try
to
purge
a
file
that
is
not
present
on
the
particular
storage
device,
you
get
an
error
message
(ERROR
56).
If
you
would
like
to
verify
that
the
file
TAX'has
been
purged
from
the
mass
storage
device,
you
can
use
a CAT
command
after
yau
have
executed
the
PURGE
command.
Output Commands
Information
output
from
your
HP
250
takes
three
forms:
PRINT
outputs,
SYSTEM
outputs,
and
PRtNT ALL
outputs.
All
outputs
are
automaticallly
output
on
the
display
screen
after
the
system
is
powered
on
or
reset.
The
display
is
called
the
default
output
device.
Alternatively,
you
may
specify
other
devices
to
output
each
type
of
information
by
using
the
appropriate
statements
described
here.
There
are
several
commands
you
can
use
to
output
information.
They
are
the
PRINTER
IS,
the
SYSTEM
PRINTER
IS,
and
the
PRINT
ALL
IS
commands.
The
table
below
gives
you
a
general
summary
of
these
commands.
Output
Type
PRINT
SYSTEM
PRINT
ALL
Operations
Affected
PRINT,
PRINT
USING
LIST,
CAT,
TRACE,
Single-Step
Output
All
displayed
information
Controlled
By
PRINTER
IS
SYSTEM
PRINTER
IS
PRINT
ALL IS
8-9
System
Commands
Deleting Files from a Mass Storage Device (PURGE)
The
PURGE
command
deletes
a
file
from
a
mass
storage
device.
You
should
use
PURGE
with
caution;
if
you
delete
data
by
mistake,
and
have
no
back-up
copy,
that
data
is
lost.
Assume
that
TAX
is
a
file
stored
on
a
tape
cartridge
and
is
outdated
or
no
longer
required.
You
purge
the
file
by
executing
the
following
command.
PUI~GE
"TAX:
I(
II
As
soon
as
the
PURGE
has
been
performed,
the
cursor
reappears
on
the
display.
If
you
try
to
purge
a
file
that
is
not
present
on
the
particular
storage
device,
you
get
an
error
message
(ERROR
56).
If
you
would
like
to
verify
that
the
file
TAX'has
been
purged
from
the
mass
storage
device,
you
can
use
a CAT
command
after
yau
have
executed
the
PURGE
command.
Output Commands
Information
output
from
your
HP
250
takes
three
forms:
PRINT
outputs,
SYSTEM
outputs,
and
PRtNT ALL
outputs.
All
outputs
are
automaticallly
output
on
the
display
screen
after
the
system
is
powered
on
or
reset.
The
display
is
called
the
default
output
device.
Alternatively,
you
may
specify
other
devices
to
output
each
type
of
information
by
using
the
appropriate
statements
described
here.
There
are
several
commands
you
can
use
to
output
information.
They
are
the
PRINTER
IS,
the
SYSTEM
PRINTER
IS,
and
the
PRINT
ALL
IS
commands.
The
table
below
gives
you
a
general
summary
of
these
commands.
Output
Type
PRINT
SYSTEM
PRINT
ALL
Operations
Affected
PRINT,
PRINT
USING
LIST,
CAT,
TRACE,
Single-Step
Output
All
displayed
information
Controlled
By
PRINTER
IS
SYSTEM
PRINTER
IS
PRINT
ALL IS
8-9

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