Commodore 16 User Manual page 50

• ELLIPSIS . . a sequence of three dots. means that an option or
argument can be repeated more than once.
• QUOTATION MARKS " " enclose character strings, filenames, and
other expressions. When arguments are enclosed in quotation marks In
a formal, you must include the quotation marks in your command or
statement. Quotation marks are required parts of a command or
statement.
• PARENTHESES 0 When arguments are enclosed in parentheses In a
format, you must include the parentheses in your command or
statement. Parentheses are also required when they appear 'n a
command or statement description.
• VARIABLE refers to any valid BASIC variable name, such as X. AS,
or T%
• EXPRESSION means any valid BASIC expression. such as A4-9+2
or .5*(X+3)
BASIC COMMANDS
AUTO
AUTO
jline$1
Turns on the automatic line numbering feature which eases the job of
entering programs by typing the line numbers for you. As you enter
each program line and press RETURN the next line number is printed on
the screen. with the cursor in position to begin typing that line. The
[line#) argument refers to the increment between line numbers. AUTO
with NO ARGUMENT turns off auto line numbering, as does RUN This
statement is executable only In direct mode.
BACKUP
BACKUP Ddrrve4' TO Ddrive$ (, ON Uunit$1
This command copies all the files on a diskette to another diskette on a
dual drive system. You can copy onto a new diskette without first using
the HEADER command to format the new diskette because the
BACKUP command copies all the information on the diskette, including
the format. You should always BACKUP important diskettes in case
the original is lost or damaged
Because the BACKUP command also HEADERS diskettes, It destroys
any information on the diskette onto which you're copying Information.
So if you're backing up onto a previously used diskette, make sure it
contains no programs you wish to keep. See also the COPY
command
NOTE: Tnis command can only be used with dual disk drive.
EXAMPLES:
BACKUP DO TO
Dl
Copies all files from the disk In drive
0 to me disk in drive 1
BACKUP DO TO Dl, ON U9
Copies all files from drive C to drive
1 in disk drive unit 9
EXAMPLES
AUTO 10
AUTO SO
AUTO
automatically numbers line in increments of ten
automatically numbers line in increments of fifty
turns OFF automatic line numbering
COLLECT
COLLECT IDdrive$1
LON
Uunht#I
Use this command to free up space allocated to improperly closed files
and deletes references to these files from the directory
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