UNIX - Class2 - vi Editor
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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.
UNIX - Class2 - vi Editor
- 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