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Some Vi Commands

vi -r filename recover filename that was being edited when system crashed
:x quit vi, writing out modified file to file named in original invocation
:wq quit vi, writing out modified file to file named in original invocation
:q quit (or exit) vi
:q! quit vi even though latest changes have not been saved for this vi call
j move cursor up
k move cursor down
h move cursor left
l move cursor right
0 (zero) move cursor to start of current line (the one with the cursor)
$ move cursor to end of current line
w move cursor to beginning of next word
b move cursor back to beginning of preceding word
:0 move cursor to first line in file
:n move cursor to line n
:$ move cursor to last line in file
u undo what you just did
i insert text before cursor, until
I insert text at beginning of current line, until
a append text after cursor, until
A append text to end of current line, until
o open and put text in a new line below current line, until
O open and put text in a new line above current line, until
vi filename edit filename starting at line
r replace single character under cursor (no
R replace characters, starting with current cursor position, until
cw change the current word with new text, starting with the character under cursor, until
cNw change N words beginning with character under cursor, until
C change (replace) the characters in the current line, until
cc change (replace) the entire current line, stopping when
Ncc or cNc change (replace) the next N lines, starting with the current line, stopping when
x delete single character under cursor
Nx delete N characters, starting with character under cursor
dw delete the single word beginning with character under cursor
dNw delete N words beginning with character under cursor; e.g., d5w deletes 5 words
D delete the remainder of the line, starting with current cursor position
dd delete entire current line
Ndd or dNd delete N lines, beginning with the current line; e.g., 5dd deletes 5 lines
yy copy (yank, cut) the current line into the buffer
Nyy or yNy copy (yank, cut) the next N lines, including the current line, into the buffer
p put (paste) the line(s) in the buffer into the text after the current line
/string search forward for occurrence of string in text
?string search backward for occurrence of string in text
n move to next occurrence of search string
N move to next occurrence of search string in opposite direction
:.= returns line number of current line at bottom of screen
:= returns the total number of lines at bottom of screen
control-g provides the current line number, along with the total number of lines,in the file at the bottom of the screen
:r filename read file named filename and insert after current line (the line with cursor)
:w write current contents to file named in original vi call
:w newfile write current contents to a new file named newfile
:12,35w smallfile write the contents of the lines numbered 12 through 35 to a new file named smallfile
:w! prevfile write current contents over a pre-existing file named prevfile
Created by: ruprecht10