Short Note On Screen Editors

Screen Editors:-

Screen editor uses the what you see is what you get principle in editor design. A editor displays a screenful of text at a time. The user can move the cursor over the screen, position it at the point where user desires to perform some .editing and proceed with the editing directly. The user has full control over the entire terminal. For example over an type exiting string which user wishes to replace . User can bring the cursor over a character to be deleted and press a delete key. It is possible to see the effect of an edit operation on the screen.