Below we summarize the commands for FRED and their default line addresses. (.) means that a command will operate on the current line if no address is specified. (.,.) means that a command will operate on the current line if no addresses are specified; if one line address is specified, the command will operate on that one line only.
Commands may be separated by one or more spaces; sometimes no spaces are necessary.
Placing an item in square brackets (e.g. [item]) in the formats below means that the item is optional. Separating items with or-bars as in item1|item2|item3 means that the user has the choice of any of the given items.
A) (.)A text Append text after line
B) B(bufname) Buffer
C) (.,.)C text Change lines
D) (.,.)D Delete lines
E) E(patname)/pattern/ Name pattern
F) F Current buffer facts
F filename Set current filename
FB Print buffer facts
FE Print pattern facts
FF Print file facts
FN Print number registers
FO Print options
FV Print version
F? Questionable buffers
G) (1,$)G[~]/pattern/commands Global
I) (.)I text Insert text before line
J) JM remarks Jump Message
JM/remarks/
JP remarks Jump Prompt
JP/remarks/
JE remarks Jump Exit
JE/remarks/
JO[T|F] Jump Out
JB[T|F] Jump Break
J(label)[T|F| ]commands Jump to label
J[T|F] Jump line
K) (.,.)K(bufname) Kopy lines to buffer
L) L[ filename] List file on terminal
M) (.,.)M(bufname) Move lines to buffer
N) (.)N(regname):number Number (assign)
N(regname)| (absolute value)
N(regname)- (switch signs)
N(regname)+number (add)
N(regname)-number (subtract)
N(regname)*number (multiply)
N(regname)/number (divide)
N(regname)%number (remainder)
N(regname)~ (bit complement)
N(regname)&number (bitwise AND)
N(regname)|number (bit inclusive OR)
N(regname)^number (bit exclusive OR)
N(regname)}number (right bit shift)
N(regname){number (left bit shift)
N(regname)=number (test equality)
N(regname)<number (test less than)
N(regname)>number (test greater than)
N(regname)Bnumber (set base)
N(regname)Dnumber (set digits)
N(regname)F<char> (set fill char)
N(regname)P (print)
N(regname)A (assign line address)
N(regname)L (count characters)
O) O[+|-]opt-char[parameters] Options
O[+|-]Bnumber (in-core pages)
O[+|-]C/s1/s2/ (replace s1 with s2
on input)
O[+|-]I( ( () on names)
O[+|-]IA/string/ (text prompt)
O[+|-]IC/string/ (command prompt)
O[+|-]IEchar (set escape char)
O[+|-]IF (lf with return?)
O[+|-]ILchar (lower case input)
O[+|-]IR/string/ (end of line prompt)
O[+|-]IUchar (upper case input)
O[+|-]I\F (is \F necessary?)
O[+|-]M (monitor)
O[+|-]Ochars (alt. output format)
O[+|-]OL (lower case output)
O[+|-]OO (oddities in octal)
O[+|-]OU (upper case output)
O[+|-]Pnumber (set pagesize)
O[+|-]Q (quit option)
O[+|-]R (default read perms)
O[+|-]S& (& and {}x in S)
O[+|-]S/ (is final "/" needed?)
O[+|-]Schars (pattern chars)
O[+|-]SD (case in matches)
O[+|-]Ttab-list (set tabs)
P) (.,.)P Print
(.,.) Print addressed lines
nl Print ".+1"
Q) Q Quit
QQ Quit despite quest. buff
Q!command Quit with system call
R) (0)R[X][ filename] Read file
S) (.,.)S/pattern/string/ Substitute
T) (.,.)T[~]/pattern/ Test for pattern
U) (.)U[number][T|F|E] commands Repeat Until
V) V Void last active line
W) (1,$)W[X][A|B][ filename] Write file
Y) Y Why error?
Z) (.)Z Set address
(.)ZA(bufname) Append buffer
(.,.)ZB Sort backwards
ZC Clear questionable flag
ZD(bufname) Delete buffer
ZG(bufname)commands Gather output
(.,.)ZI Zap in tabs
(.,.)ZK(bufname) Zap Kopy
(.,.)ZL[/pattern/] Zap Lower case
(.,.)ZM(bufname) Zap Move
(.,.)ZO Zap out tabs
ZP(bufname) Print buffer
ZR filename Read file into new buff
(.,.)ZS Sort forwards
(.,.)ZT/string/string/ Translate
(.,.)ZU[/pattern/] Zap Upper case
ZV Void V command
(1,$)ZWoptions Write append
!) !command Call system command
") (.)"comment Comment
#) # Print count register
=) (.)= Print line number
:) (.):[number] Window around line
\) \number Go to sleep
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