Basic use of vim - command mode

vim command mode command set

• Press "i" to switch to insert mode "insert mode", and press "i" to enter insert mode to start inputting the file from the current position of the cursor;
• Press "a" to enter insert mode, and start typing text from the position next to the current cursor position;
• After pressing "o" to enter insert mode, a new line is inserted, and the text is entered from the beginning of the line.
• Switch from insert mode to command mode
  • Press esc
• Move the cursor
  • vim can directly use the cursor on the keyboard to move up, down, left and right, but regular vim uses lowercase English letters "h", "j", "k",
    "l" to control the cursor left and down respectively, up, right move one space
    • Remember:
    • The h key is on the left side, and the l on the left and right sides means left and right
    • j:jump jumps down
    • k:king is on top
  • Press "G": move to the end of the article
  • Press "shift+ $": move to the "end of line" of the line where the cursor is located
  • Press "shift+^": move to the "start of line" of the line where the cursor is located
  • Move the cursor forward and backward in units of words
    • Press "w": the cursor jumps to the beginning of the next word (move left, move forward)
    • Press "e": the cursor jumps to the end of the next word
    • Press "b": the cursor returns to the beginning of the previous word (move right, move back)
  • Press "#l": the cursor moves to the #th position of the line, such as: 5l, 56l
  • Press [gg]: go to the beginning of the text (jump to the start line)
  • Press [shift+g]: enter the end of the text (jump to the end line)
    • n+shift+g : jump to the specified line
  • Press "ctrl" + "b": the screen moves to the "back" page
  • Press "ctrl" + "f": the screen moves "forward" one page
  • Press "ctrl" + "u": the screen moves to the "back" half page
  • Press "ctrl" + "d": the screen moves to the "forward" half page

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• Delete text
  • 「x」: lowercase x, each time you press, delete a character at the cursor position (lowercase x: delete from left to right)
    • Support nx to delete the cursor position and n characters after it
  • "#x": For example, "6x" means to delete the 6 characters "behind (including itself)" where the cursor is located
  • "X": Capital X, each press deletes one character "before" the cursor position (Capital X: delete from right to left)
    • Support nX to delete the cursor position and its n characters ahead
  • "#X": For example, "20X" means to delete 20 characters "before" the cursor position
  • "dd": delete the line where the cursor is located
    • Support ndd to delete n lines at a time, including the current line
  • “#dd”: delete # lines from the line where the cursor is located
• Copy

  • “yw”: Copy the characters from the cursor position to the end of the word into the buffer.

  • “#yw”: copy # words to buffer

  • "yy": Copy the line under the cursor to the buffer.

  • "#yy": For example, "6yy" means to copy 6 lines of text "counting down" from the line where the cursor is located.

    • nyy means to copy n lines of text from the line where the cursor is located, including the current line

  • "p": Pastes the characters in the buffer to the cursor position.

    • np: Repeat n lines at a time

    • Note: All copy commands related to "y" must be combined with "p" to complete the copy and paste function.

    • First yy, then directly np: copy n lines after the cursor position

    • p after dd: cut

• Replace
  • “r”: replace the character at the cursor
    • Support nr to replace n characters later
  • "R": replace the character at the cursor position until the "ESC" key is pressed
  • shift + r replace mode, directly replace multiple contents
• Undo the last action
  • “u”: Undo the wrong operation,If you execute a command by mistake, you can press “u” immediately to go back to the previous operation.Press 'u' multiple times to perform multiple restores
  • "ctrl + r": Undo redo
• Change
  • "cw": change the word where the cursor is to the end of the word
  • "c#w": For example, "c3w" means change 3 words
  • shift + ~ : quick case switch
• Jump to the specified line
  • "ctrl"+"g" lists the line number of the line where the cursor is located
  • "#G": For example, "15G", which means move the cursor to the beginning of line 15 of the article

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