Vi is a text editor created by Bill Joy in 1976 that uses command lines in Unix operating systems. It has two modes: insert mode for entering text and command mode for issuing commands. The document outlines basic vi commands for viewing and editing files, including moving within files, editing text, deleting text, undoing mistakes, and searching. It provides tips for using vi such as practicing with the editor and checking online resources.

1. Basic vi CommandsBasic vi Commands
Michael DavisMichael Davis
Phd Student, AtmosphericPhd Student, Atmospheric
ScienceScience

2. What is vi?What is vi?
 vi is a screen-oriented text editor writtenvi is a screen-oriented text editor written
by Bill Joy in 1976 for an early BSDby Bill Joy in 1976 for an early BSD
releaserelease
 In other words, it’s a text editor that usesIn other words, it’s a text editor that uses
command line on a Unix operating systemcommand line on a Unix operating system

3. Basics about viBasics about vi
 Two modesTwo modes
 Insert modeInsert mode
 Command modeCommand mode
 It may appear cumbersome at first but theIt may appear cumbersome at first but the
more you use it the more you’ll find itsmore you use it the more you’ll find its
pretty well designed.pretty well designed.

4. Lets get started!Lets get started!
 Seeing contents of a directorySeeing contents of a directory
 Creating and changing directoriesCreating and changing directories
 Creating filesCreating files
 Opening filesOpening files
 Closing filesClosing files
 Moving filesMoving files

5. EditingEditing
 Moving within the fileMoving within the file
 Editing characters, words, and linesEditing characters, words, and lines
 Deleting characters, words, and linesDeleting characters, words, and lines
 Undoing mistakesUndoing mistakes
 Joining sentencesJoining sentences

6. Movement in the fileMovement in the file
 How to move the screenHow to move the screen
 SearchingSearching
 Quick movementsQuick movements

7. Other Useful CommandsOther Useful Commands
 Read onlyRead only
 Marking filesMarking files

8. Tips to HelpTips to Help
 Ask questionsAsk questions
 Check onlineCheck online
 PracticePractice