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VI editor

Introduction to VI editor

The term VI stands for visual editor. It was developed by Bill Joy in 1976 at the University of California at Berkeley. The term editor means program that is used to create and modify the contents of a file. A ‘VI’ editor is designed to deal with text files. It is a classic screen based editor rather than line editor that allows user to see some part of his file on terminal screen. It is a full screen editor and allow the user to view and modify character and lines by simply typing at the current cursor position.

Operation Modes:

It has two modes of operation such as:

  • Command mode
  • Insert mode
  • Escape mode

Command mode                                                                                     

When ‘vi’ editor is started it is in command mode first. It enables you to perform administrative tasks such as saving or (more…)

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