Vim editing instruments

(i) Vim editor

• Text Editor: Plain text, ASCII text;unicode, no HTML, or metadata such as formatting tags in Word documents
• Type of text editor
  • Line Editor: SED
  • Full Screen Editor: Nano,vi,vim
• Vi:visual Interface
• Vim:vi improved
  • Patterned Editor
    • Edit mode/Command mode
    • Input mode
    • Last-line mode
      • Built-in command-line interface
  • Open File
    • If the file does not exist locally, the file is created
    • Vim [OPTIONS] [File ...]
    • The cursor is automatically at the beginning of the first line
    • +#: After opening the file, the cursor is automatically at the beginning of line #, for example: Vim +5 fstab
    • +/pattern: After opening the file, just leave the cursor at the beginning of the first line that is matched by PATTERN, for example: Vim +/if functions
    • +: Automatically at the beginning of the tail line, for example: Vim + fstab
  • Mode conversion
    • Edit mode: Default mode
    • Edit mode--Input mode:
      • I:insert, enter at the cursor position
      • A:append, enter at the rear of the cursor
      • O: Add a row below the cursor at the beginning of the line
      • I: Uppercase I means insert at the beginning of the line where the cursor is located
      • A: Insert at the end of the line where the cursor is located
      • O: Add a line at the top of the cursor at the beginning of the position
    • Input mode--edit mode:
      • ESC key
    • Edit mode--and last-line mode:
      • : Key
    • Last-line mode--edit mode:
      • Press the ESC key two times in a row
    • cannot be from input mode to last row mode
  • Close File
    • In edit mode, press two capital Z consecutively to save and exit
    • In the last line mode
      • Q: Exit, the file must not be modified
      • Q! : Force quit, do not save previous edits
      • WQ: Save and exit, two commands can be written separately
      • X: Save and exit
      • W FILENAME: Save As
  • Cursor Jump
    • Jump between characters
      • H: One character to the left
      • L: one character to the right
      • J: one character down
      • K: one character up
      • #COMMAND: Jump # Characters
    • Jump between words
      • W: The first word of the next word
      • B: The first word of the current or previous word
      • E: The ending of the current or next word
      • #COMMAND: Jump # words
    • Beginning line End Jump
      • ^: jumps to the first non-whitespace character at the beginning of a line
      • 0: Jump to the absolute beginning of the line (does not include the TAB key?? ）
      • $: Jump to absolute end of line
    • Inline jump
      • #G: Jump to the beginning of line #
      • 1g,gg: Jump to the first line
      • G: Jump to the last line
    • Jump between sentences
      • ): Skip to next sentence
      • (: Jump to the previous sentence
      • #COMMAND: Jump # sentence
    • Jump between segments
      • }: Skip to next paragraph
      • {: Skip to previous paragraph
      • #COMMAND: Jump # Segment
  • Flip Screen operation
    • CTRL+F: Flip a screen to the end of the file
    • CTRL+B: Flip a screen to the file header
    • Ctrl+d: Turn half screen at the end of the file
    • Ctrl+u: Turn half screen to file header
    • Enter: Turn backward by line
  • Vim's editing commands
    • Character editing
      • X: Delete the character at the cursor location
      • #x: Delete The total # characters at and after the cursor
      • XP: Swap the position of the character and the following character at the cursor location
    • Replace command
      • Rchar: The character at which the replacement cursor is a char character
    • Delete command
      • D: Can be combined with the cursor Jump command, to achieve range deletion
        • d$: Delete the contents of the cursor at the end of the line
        • d^: Delete the contents of the cursor at the beginning of the line
        • Dw,de,db, ...
        • #COMMAND: Delete #, for example: 3DW
        • DD: Delete an entire row of the cursor row, also support #dd, for example: 3DD means delete 3 rows
      • The deleted content is saved in the buffer, and the last deletion can be used to paste
    • Paste command
      • P: The contents of the buffer are pasted at the bottom of the line where the current cursor is located, if the entire row is the same; otherwise, paste at the rear of the current cursor
      • P: The contents of the buffer are pasted at the top of the line where the current cursor is located, if the entire row is the same; otherwise, paste at the front of the current cursor
    • Copy command
      • Y: Work behaves similar to D command
      • YY: Copy entire row
    • Change command
      • C: Perform the delete operation first, as in the D command, and then immediately transfer from edit mode to input mode
  • Visualization mode
    • V: Selected by character
    • V: Selected by row
    • Combined with edit command: d,c,y
  • Undo Action
    • U: You can generally undo the last 50 operations
    • #u: Undo Previous # Operations
  • Revert to previous revocation
    • Ctrl+r
  • Repeat previous action
    • .
  • Vimtutor command to open the VIM tutorial

Note: the "100,2-9 14%" displayed in the lower right corner represents the 100th page, the 2nd valid character, the 9th absolute character, the content of 14%; (a tab character representing 8 absolute characters)

Vim editing instruments