Introduction to Vim in Linux __linux

1. General mode

In general mode, you can copy and paste the newly opened interface such as:

X,x x to delete one character backwards, X to delete a character previously
NX (n represents number) Delete n characters backwards
DD Delete when forward
D Delete all characters in the current line and try to become a blank line
NDD (n represents number) deletes the lower n column of the row where the cursor is located
D1G deletes all data from the row to the first row of the cursor
DG deletes all data from the row to the last line of the cursor
YY copy cursor is in the row
Y1G all data from the row to the first row where the cursor is copied
YG all data in the row to the last row where the cursor is copied
YNJ (n for number) copy cursor line down n+1 line
DNJ (n for numbers) deletes the row n+1 the cursor
P,p p Pastes the copied data on the next line of the cursor, and p pastes the copied data on the top line of the cursor
J combines the row of the cursor with the data in the next line
U Redo Previous action (undo)

2. Edit mode

H cursor moves one character to the left
The J cursor moves down one character
K-cursor Move up one character
L The cursor moves one character to the right
Ctrl+f screen down one page
Ctrl+b screen up one page
Ctrl+d screen down half page
Ctrl+u screen up half page
+ cursor moves to the first non-null character on the next line
-The cursor moves to the first non-null character of the current line
n spaces (n for numbers) the cursor moves n characters to the right of the current line
0 (number 0) the cursor moves to the first character of the current line (can be null characters, attention and-differentiate)
$ cursor moves to the last character of the current line (can be null characters, attention and-differentiate)
The H cursor moves to the first non-null character of the line at the top of the current screen
The M-cursor moves to the first non-empty character in the most middle line of the current screen
The L cursor moves to the first non-null character of the line at the bottom of the current screen
The G cursor moves to the first non-empty character in the last line of the article
NG (n represents a number) the cursor moves to the first non-null character in the nth line of the article
n Cursor moves the first non-null character of N line down from the current line
/word find word strings after the cursor
? Word finds word strings before the cursor
: S/word1/word2/g finds word1 on the current line of the cursor and replaces it with WORD2
: N1,n2s/word1/word2/g finds word1 between line N1 and line N2 and replaces Word2
:%s/word1/word2/g the entire article to find word1 and replace it with WORD2
: W saves edited data to a hard disk file
: w [filename] saves the edited data to another file on your hard disk
: R [FileName] when editing data, read the data in another file, add the contents of the filename file to the line next to the cursor
: Wq or: x Save and exit
: Q exit, apply to unmodified files
: q! Force exit, apply to modify file without saving exit
: Set nu Display line numbers
: Set Nonu Cancel line number
: n1,n2 w [filename] Saves the contents of the N1 to the N2 line in a file named filename