VI Editor: Full-screen text editor
Vi:visual Interface, visual interface;
Vim:vi improved, equivalent to VI upgrade version of the tool;
The new features of Vim with respect to VI: syntax coloring display, more commands, and historical records;
Vi/vim: Modal text editor
There are several modes:
Edit mode (Command mode), default mode of operation;
Insert mode (input mode), free editing of text information, and "insert" tag in lower left corner;
Ex mode (last line mode), for certain properties and functions of the editor itself, can also be used to edit the text;
Other auxiliary modes:
Replacement mode: The input information directly replaces the content of the cursor location;
Visualization mode:
Vi/vim Related Use actions:
One. Open the Vi/vim operator interface:
1.vi/vim order;
2.vim file:
1) file exists, directly using the VIM editor to open it, the default is to place the cursor at the beginning of the file, that is: the first character of the first line;
2) file does not exist, directly opened as a new file, if you execute the Save command, the files will be written to disk, if not saved, the file will disappear;
3.vim +# File:
When the specified file is opened, the cursor is positioned directly at the beginning of line # of the file, and if the given number is larger than the number of rows in the file, the cursor stays at the beginning of the last line;
4.vim + file:
When you open the specified file, position the cursor directly at the beginning of the last line of the file;
5.vim +/pattern/:
When you open the specified file, position the cursor at the beginning of the line that was first matched to the pattern;
Two. Close the Vi/vim interface:
Operations in the EX mode:
: Q
Directly close the Vim editor, do not save the modified content;
: q!
Close the Vim editor directly, forcing the exit without saving the modified content;
: Wq
Save the modified content and close the Vim editor;
: wq!
Force save for files that do not have permission to change, and force the Vim editor to close after forcing save;
Actions in edit mode:
ZZ: Save and close the Vim editor;
ZQ: Do not save the modified content, directly close the Vim editor;
Three. In Vim's edit mode, how the cursor moves:
Cursor movement actions in edit mode:
1. Character-by-word movement:
1) left ARROW or RIGHT arrow;
2) H: The cursor moves to the left; L: The cursor moves to the right;
2. Move literally:
W: Move the cursor to the beginning of the next word;
E: Move the cursor to the end of the current word or the next word;
B: Move the cursor to the first word;
3. In-line cursor jump:
0: Absolute beginning of the line;
^: relative to the beginning;
$: Absolute line end;
4. Inter-row Jump:
1) Up ARROW or down arrow;
2) J: Move down one line; K: Move up one line;
3) #G: Move the cursor directly to the beginning of line #;
4) G: Move the cursor directly to the last line of the document;
5) GG: Move the cursor directly to the first line of the document;
Cursor movement in EX mode:
: #: Move the cursor directly to the beginning of the specified line number "#";
: 1: Move the cursor directly to the beginning of the first line of the document;
: $: Moves the cursor directly to the beginning of the last line of the document;
Four. Turning pages:
PageDown or PageUp can be achieved by turning pages;
^+f: Turn down one page and turn one page forward; equivalent to PgDn;
^+b: Turn up one page and turn back one page; equivalent to PgUp;
^+d: Turn down half a page;
^+u: Turn up half a page;
Five. Delete characters:
Actions in edit mode:
1. Character-by-word deletion:
X: Delete the character where the cursor is located;
X: Delete one character to the left of the cursor position;
2. Delete all content that passes during the cursor movement:
D: Delete everything that passes during the cursor movement:
DH, DL, DJ, DK, Darrow, DW, DE, DB, DG, DGG, D0, d$, d^
DD: Delete the line where the current cursor is located;
Operations in the EX mode:
:D: Delete the line where the cursor is located, equivalent to:. D; Refers to the current line;
: #d: Delete Line #;
: m,nd: Deletes all rows starting at line m and ending in the middle of the nth line;
: m,+nd: Deletes the contents of the line starting from line M, and its subsequent n rows;
:., +nd: Deletes the contents of the row starting at the current cursor and its next n rows;
:., $d: Deletes everything from the line at the beginning of the current cursor to the end of the document;
Note: In the operation of vim, all deletions are also meant to be cut;
Six. Copy commands
Actions in edit mode:
Y: Copy all the content that passes through the cursor during the move:
YH, YL, YJ, YK, YArrow, yw, ye, YB, YG, Ygg, y0, y$, y^
YY: Copy the line where the current cursor is located;
Replication in Ex mode:
: Y: The line where the cursor is copied, equivalent to:. D; where "." Refers to the current line;
: #y: Copy line #;
: M,ny: Copies all rows beginning with line m and ending in the middle of the nth line;
: M,+ny: Copy the contents of the line starting from line M, and the following n rows;
:., +ny: Copy the contents of the row starting at the current cursor and the n rows following it;
:., $y: Copy all content from the line at the beginning of the current cursor to the end of the document;
Seven. Paste the command:
Actions in edit mode:
P (Lower): If it is a copy or cut operation inside the line, paste it on the right side of the cursor, and if it is a multi-line copy or cut operation, complete the paste at the bottom of the cursor;
P (Upper): If it is a copy or cut operation inside the line, finish pasting on the left side of the cursor, and if it is a multi-line copy or cut operation, finish pasting on the top of the cursor;
Operation of the EX mode:
:p
Eight. Mode switch:
The edit mode (command mode) is called the VI Editor's basic working mode; a broker that switches between all other modes
1. Edit Mode-->ex mode:
":": means to enter the EX mode and complete the execution of the command;
"/" or "?": Turn on the match lookup function in ex mode;
/default is the top-down search order;
? default is the bottom-up lookup order;
N and N commands jump between each matching keyword;
N: Sequential Lookup
N: Reverse Lookup
2.ex Mode---Edit mode:
Double-click the ESC key;
Enter key
Backspace key
3. Edit mode--Input mode (insert mode):
I, I, A, A, O, O, S, S, C, CC
I: Start typing at the left of the cursor position;
I: Start typing at the beginning of the line;
A: Start typing to the right of the cursor position;
A: Start typing at the end of the line;
o: Insert a new line below the current cursor line;
O: Insert a new line above the current cursor line;
S: Delete the character at the cursor position and start typing on the left side of the cursor;
S: Delete the line of the cursor, start typing at the beginning;
C: Delete the cursor position until the end of the line, and start typing at the end of the row;
CC: equivalent to s command;
4. Input mode--edit mode:
ESC key
5. Edit mode---replace mode:
R: Enter replacement mode
6. Replace mode--edit mode:
ESC key
7. Edit mode--visual mode:
V: The rectangle is selected according to the character;
V: The rectangular selection according to the behavior unit;
Attention:
1) After the selection is complete, you can use the D command to delete, or you can use the y command to copy;
2) As long as the selection is complete, immediately return to the editing mode;
All other modes can only be toggled with the edit mode, and if you try to switch between the two non-editing modes, you must go through edit mode;
Nine. Replace the command:
R: The character that replaces the cursor position without entering the input mode;
10. Undo the command:
U: Undo the operation in the current line;
U: Undo the previous edit operation;
^+r: Undo the last undone operation;
11. Repeat the previous edit operation:
.
12. Multi-Document editing:
1.vim file1 file2 file3 ...
: Next to view or edit the latter document
:p rev to view or edit the previous document
: First to view or edit one document
: Last view or edit Final Document
2.vim-o | -O file1 file2 file3 ...
-O: Open multiple windows horizontally
^+w, UP ARROW | DOWN ARROW: Switch between multiple windows;
-O: Open multiple windows vertically
^+w, LEFT arrow | Right ARROW: Switch between multiple windows;
13. Common commands in the EX mode:
1. Display and cancel line numbering:
: Set Number (abbreviated as: Set NU)
: Set Nonumber (abbreviated as: Set Nonu)
2. Turn the sensitivity of character case on or off:
: Set IgnoreCase (abbreviated as: Set IC)
: Set Noignorecase (abbreviated as: Set Noic)
3. Turn the Auto Indent feature on or off:
: Set Autoindent (abbreviated as: Set AI)
: Set Noautoindent (abbreviated as: Set Noai)
4. Turn syntax coloring on or off:
: Syntax on
: Syntax off
5. Turn on or off the find highlighting:
: Set Hlsearch
: Set Nohlsearch (abbreviated as: Nohl)
6. Save As:
: W/path/to/somewhere
: M,nw/path/to/somewhere
7. Read the contents directly from other files and add them to the current file:
: R/path/from/somefile
8. Interacting with the shell, invoking the shell command
:! COMMAND
How to use the Vim editor in detail
