case $a in
*.out) rm $a ;;
) ;;
. . .
esac
:
$@ $1 $2 ...
$* "$1 $2 ..."
$# ()
$- , shell set
$? ,
$$
$!
`` .
i=25
while [ $i -lt 100 ]
do
#
done
man ascii. "_"
#nroff -man manl/waisindex.l | sed -e 's/_//g' > waisindex.txt
VI
/usr/lib/assist/lib/scripts
CURSOR MOVING COMMANDS ADDING TEXT COMMANDS
SPACE .. forward one character i ..... insert text to cursor left
... backward one character a ..... add text to cursor right
j ...... jump-down one line o ..... open line below current line
k ...... kick-up one line O ..... open line above current line
w ...... word forward
b ...... backward-word ... erase characters in input mode
6k ..... move down 6 lines .. Stop inputting text; return to
4b ..... move back 4 words command level of vi
DELETING COMMANDS WRITING AND QUITTING
x ...... x-out character :w ... save (write) changes
dw ..... delete word :q ... quit vi
dd ..... delete entire line :q! .. quit vi without saving the
3x ..... delete (x-out) 3 chars changes made since the last
6dw .... delete 6 words write command
4dd .... delete 4 lines
SETTING vi OPTIONS
UNDO COMMAND :set nu ..... line numbering on
u ...... undo last editing change :set nonu ... line numbering off
u ...... redo (undo last undo) :set smd .... show mode option on
y7y
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