Radio Shack TRS-80 Owner's Manual page 113

'"""'"'""""""'MBHBi
DISK
BASIC
I
JH1
Model
III
Disk
BASIC
Abbreviations
Abbreviation
Meaning
®
List
Previous
Program
Line
®
List
Next
Program
Line
CD
List
Current
Program
Line
CD Edit
Current
Program
Line
(SHIFT)
(*-J
List First
Program
Line
(SHIFT)
()
CZJ
List
Last
Program
Line
LXX
List
Program
Line
xx
EXX
Edit
Program
Line
xx
DXX
Delete
Program
Line
xx
AXXX,XXXX
Automatic Line
Numbering Beginning
at
Line xxx,
Incrementing byxxxx.
CMD
"A
??
Return
to
TRSDOS
CMD'A'
This
command
allows
you
to
return to
trsdos with an
error
message:
OPERATION ABORTED
Sample Use
After
an input/output error
occurs
in
a
basic program, you might want
to exit to
trsdos and
print a
message.
CMD"
A"
the
following
will
be
displayed:
OPERATION ABORTED
TRSDOS READY
95