APP [/A/C/D/E/S/W/C] Only one allowed Takes you directly to ADDR BOOK,CALC, DIARY,EDITOR or SETUP BREAK [ON,OFF] BREAK (no arg)-reports current state BREAK ON -Fn B halts immediately BREAK OFF -Fn B halts at next screen or keyboard activity CD [dir string] (Change Directory) CD -returns current dir CD \ -changes to root dir CD A:\DATA\NEW CD .. -moves up one level CD NOTES (no \) -move down one level CHKDSK [disk][/p] (list disk content) CHKDSK a: -lists memory useage of disk /P =one page at a time CLS (clear screen) CLS -also homes cursor and window COPY [path1] [path2] COPY DATA.TXT TEMP.TXT COPY *.TXT A:\DATA\*.* COPY TEMP?.TXT C:\*.SAV * =wildcard, ? =single char wildcard DATE [mm-dd-yy] DATE 10-26-90 -sets date DATE -returns current date, asks for new one (RETURN keeps current) DEL [path] (Delete file) DEL MORTG.TXT DEL A:\DATA\TEST.* DEL A:\DATA\TEST?.TXT * =wildcard ? =single char wildcard DIR [path][/p][/w][>] (List directory) DIR A:\DATA -lists files,size,date & DIR time on default or /P =one Page at a time /W =names only across screen Width FDISK [n] (set RAM disk size) FDISK 16 -sets the size of the C: RAM disk to 16K also does cold start: all data lost FORMAT [disk][/V] (disk format) FORMAT A: -formats card in a: all previous data lost! /V will ask for volume name after format HELP (Lists DOS commands) HELP -lists only, no syntax or examples MD [disk][path][dirname] (Make dir) MD A:\HOME\DATA MD DATA -creates directory DATA below current disk\directory OFF (PF off (standby)) PATH [path1];[path2]... (search path) PATH A:\;C:\;C:\MAIN\PROGS PATH ; -reset to current working dir Sets search path for any executable command looking for a file, esp. in .BAT files PROMPT [text][$n$m..] (set sys prompt) PROMPT PRTF $p -Prompt=Prtf a:\data> $d=cur date $t=cur time $p=cur dr\dir $v=DOS ver# $n=cur drv $g= > $l= < $b= | $_=CR-LF $s=space $h=backsp RD [drive][dir] (remove directory) RD A:\DATA -directory must be empty REN [path]file1 file2 (Rename) REN TESTDAT.WKS NEWDAT.WKS REN A:\FINAN\MONEY.WKS TEMP.* -both names must have same path RUN [path][file] (Run mem card prog) (used ONLY for certain Portfolio mem card progs) RUN A:\FIXIT.COM SET [chrstr1]=[chrstr2] (set synonym) SET -returns current definitions SET NAME=DAVID SET NAME= -removes setting (used mostly in .BAT files) TIME [hh:[mm:[ss]]] (Set time} TIME -returns cur time and req new TIME 06:17:29 TYPE [path]filename[/p] (Type file) TYPE C:\NEWDAT.TXT -displays file con- tents TYPE TESTDAT.TXT/P -ditto, 1 p at time VERIFY [ON,OFF] (File write verify) VERIFY ON VERIFY OFF VERIFY -displays current setting VER (DOS version number) VER -prints DOS version number on screen VOL [disk] (Display Vol number) VOL a: -displays label for disk a: (see also LABEL) < [device] (Redirect input from dev) After any command requiring input Devices: PRN -parallel port AUX -serial port LPT1 " " COM1 " " NUL -no output CON -console(kybd) FILENAME > [device] (Redirect output to dev) After any command producing output Devices: PRN -parallel port AUX -serial port LPT1 " " COM1 " " NUL -no output CON -console(kybd) FILENAME