This document contains a summary of vi editor commands presented by Nihar R Paital. It outlines vi commands for navigating text, searching, entering and changing text, deleting text, and finding characters. Some key commands include using h, j, k, l to move cursor; w to move to next word; / and ? for forward and backward searching; i, a, I, A for insert text; dd to delete entire line; and fx, Fx to find next or previous occurrence of x.

1. UNIX
vi Editor
Presentation By
Nihar R Paital

2. vi Control Mode Commands
 h Move left one character
 l Move right one character
 w Move right one word
 b Move left one word
 W Move to beginning of next non-blank word
 B Move to beginning of preceding non-blank word
 e Move to end of current word
 E Move to end of current non-blank word
 0 Move to beginning of line
 ^ Move to first non-blank character in line
 $ Move to end of line Nihar R Paital

3. Vi Control Mode Commands for Searching the History File
 k or - :Move backward one line
 j or + :Move forward one line
 G :Move to line given by repeat count
 ? string :Search backward for string
 / string :Search forward for string
 n :Repeat search in same direction as
previous
 N :Repeat search in opposite direction
of previous Nihar R Paital

4. Entering and Changing Text
 i Text inserted before current character
(insert)
 a Text inserted after current character
(append)
 I Text inserted at beginning of line
 A Text inserted at end of line
 R Text overwrites existing text
 o Text inserted at the next new line.
Nihar R Paital

5. vi-mode Deletion Commands
 dh Delete one character backwards
 dl Delete one character forwards
 db Delete one word backwards
 dw Delete one word forwards
 dB Delete one non-blank word backwards
 dW Delete one non-blank word forwards
 d$ Delete to end of line
 d0 Delete to beginning of line
Nihar R Paital

6. Abbreviations for vi-mode Delete Commands
 D Equivalent to d$ (delete to end of line)
 dd Equivalent to 0d$ (delete entire line)
 C Equivalent to c$ (delete to end of line, enter
input mode)
 cc Equivalent to 0c$ (delete entire line, enter input
mode)
 X Equivalent to dh (delete character backwards)
 x Equivalent to dl (delete character forwards)
Nihar R Paital

7. Vi-mode Character-finding Commands
 fx Move right to next occurrence of x
 Fx Move left to previous occurrence of x
 tx Move right to next occurrence of x , then back
one space
 Tx Move left to previous occurrence of x , then
forward one space
 ; Redo last character-finding command
 , Redo last character-finding command in
opposite direction
Nihar R Paital

8. Thank You!
Nihar R Paital