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- ================ vi.n === (first page of quick intro) =========
- QUICK INTRODUCTION TO THE vi VIDEO EDITOR
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- ENTERING vi
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- vi name start vi editor with file name .
- The file is created if it doesn't exist.
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- LEAVING vi
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- ZZ exit from vi, saving changes.
- :q! exit from vi, discarding changes.
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- CURSOR POSITIONING
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- h moves left one character position.
- j moves down one line.
- k moves up one line.
- l moves right one character position.
- NOTE: On the adm3a video terminal keyboard, these
- letters have arrows above them which correspond
- to the direction of the cursor movement.
- 0 (zero) moves to the beginning of a line.
- w moves right one word.
- b moves left one word.
- CTRL-u moves up 1/2 screen full.
- CTRL-d moves down 1/2 screen full.
- G moves to the bottom of the file.
- nG moves to line number n .
- CTRL-l clear screen and re-draw.
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- TEXT MODIFICATION
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- itextESC inserts text to the left of the cursor.
- Insert doesn't cause the cursor to move; text
- appears as it is typed, terminate with ESC.
- atextESC appends (inserts) text to the right of the
- cursor, terminate with ESC.
- RtextESC Replaces (overprints) characters at the cursor
- position, terminate with ESC.
- dd deletes the line the cursor is on.
- ndd deletes n lines from the cursor position.
- NOTE: Deleted lines are replaced with the character
- @ which is removed when the page is re-drawn.
- D deletes characters from the cursor position to the
- end of the line.
- x deletes the character at the cursor.
- nx deletes n characters to the right of the
- cursor.
- u undo the last change.
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- PATTERN SEARCHING
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- /pat/ positions the cursor at the next occurrence
- of the string pat .
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- NOTES:
- ESC represents the ESC key. Press the ESC key when it is
- called for in the above commands.
- CTRL- represents the CTRL key. Hold the CTRL key and press the
- following key simultaneously.
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- ================ via.n ==== (second page of vi quick intro) ==========
- SECOND LEVEL vi EDITING COMMANDS
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- CURSOR POSITIONING
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- } move down one paragraph.
- { move up one paragraph.
- mx save the current cursor position and label it
- with the letter x. (x is any letter)
- 'x return to the cursor position labeled x.
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- TEXT MODIFICATION
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- dw delete the next word.
- . (period) repeat last change.
- A append at the end of the current line.
- P put back deleted line(s). Text deleted with D
- and dd commands may be pasted back with the P
- command. Text is pasted in before the cursor
- position.
- :a,bs/old/new/ From line number 'a' to line number 'b', substitute
- the pattern 'old' with the pattern 'new'. You
- may use any text string which doesn't contain a
- carriage return in place of the 'old' and 'new'
- strings. Use CTRL-G to tell what line the cursor is
- on.
- PATTERN SEARCHING
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- // search for the next occurrence of a previously
- specified search string.
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- MISCELLANEOUS
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- :w write out current changes. The vi editor works
- on a copy of your file. The :w command causes
- the editor to write its copy over the original
- which is on the disk.
- :w name write out changes to the file name . This is
- like the :w command but the changes are written
- into the file you specify. (good for making
- intermediate copies)
- Cut and Paste Move to the begining of the text to cut. Use dd
- to delete (cut) several lines. Use D to cut only
- the end of one line. Move to the place where you
- wish to paste the text. Use P to put back the text.
- You may need to clean up the spacing after pasting.
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