vim_all.md

Vim

Installation

It comes installed by default in each CLI even if it is as tiny as Alpine linux (only 66 MB).

Commands

• $ vi -n hello.cpp - Create & open a new file, if doesn't exist
• $ vi hello.cpp - open an existing file, & create if doesn't exist unless save command is used.
• <kbd>esc</kbd> - Escape writing i.e. going to normal mode.
• Esc >> i - Insert mode (write mode)
• :w - save a file
• :wq - save & close a file.
• :q! - close a file without saving.
• u - undo
• b - move 1 word left
• w - move 1 word right
• :q! - Quit Vim without saving the data file (all unsaved changes are discarded).
• :dw: delete a word from end of a line the start of a line.
• diw: In normal mode, delete the word only.
• daw: In normal mode, delete the word and spaces around.
• :dd: delete a line (current cursor) only
• :d3: delete 3 lines
• yy: copy current line
• p: paste below/above the current line based on current cursor position.

Forward movement

• w: Move the cursor to the beginning of the next word.
• e: Move the cursor to the end of the current or next word.
• ge: Move the cursor to the end of the previous word.

Backward movement

• b: Move the cursor to the beginning of the current or previous word.