Linux applications: Vim quick operations and vim quick operations

Linux applications: Vim quick operations and vim quick operations

1. Delete characters

<Normal mode>

X: Delete characters under the cursor

Dd: deletes a whole line, including line breaks.

J: Delete the line break of the current row. It can be executed anywhere in the current row.

2. Undo and undo

<Normal mode>

U: undo the last operation. Continuous execution will be unperformed continuously.

U: undo the row. undo all the last modification to the row.

Ctrl + R: undo, undo the Undo of u (lower case), (invalid for U (upper case? Invalid even press ?)

3. Enter the editing mode.

<Normal mode>

I: Enter edit mode, start position before the character where the cursor is located

A: Enter the editing mode. the start position is behind the character of the cursor.

O (lower case): Enter edit mode and Insert a new row under the row where the cursor is located

O (uppercase): enters the editing mode and inserts a new row above the row where the cursor is located.

4. Exit Vim

<Normal mode>

"ZZ": Save and exit

": Wq": Save and exit

": Q! ": Do not save, exit

5. View help

<Normal mode>

": Help": opens the help document window. You can exit the help document by exiting the Common Document. +

Ctrl +] (parentheses): jump to a hyperlink (Hyperlink is shown in the help document as "|... |)

Ctrl + T: Jump to the location of the previous tag

Ctrl + o: Jump to the Last edited place, and may jump to other documents

": Help {option}": displays the help document for the specified operation.

": Help Exx": displays the help document for error codes. xx indicates the error code.

6. Quick mobile

<Normal mode>

W: move forward to the next character at the end of the word

E: move forward to the end of a word

B: Move backward to the beginning of the word

Ge: Move backward to the end of the previous word

$: Move to the end of the row

^: Move to the first non-null character of the row

0 (number): Move to the first character of the row

Fx: move forward to the next character of the row "x"

Fx: Move backward to the first character of the line "x"

%: The current cursor is not on the brackets (various parentheses). If there is a bracket character in the row, move forward to the first bracket.

The current cursor is in parentheses, And it is moved to the brackets that match the brackets (cross-row is allowed)

NG: Row n to the file

Gg: Move to the 1st rows of the file

H: Move to the first line of the current screen

M: move to the middle line of the current screen

L: Move to the last line of the current screen

Ctrl + U: Scroll down the half screen (the half screen is displayed)

Ctrl + D: Scroll up the half screen (the half screen is displayed)

7. Confirm the current row

<Normal mode>

Ctrl + G: displays detailed information about the current cursor position

": Set number": display the row number (short command: ": set nu ")

": Set nonumber": do not display the line number (short command: ": set nonu ")

": Set rcursor": displays the cursor position information in real time (lower right corner)