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Stuff that I keep forgetting

Macros​

  1. Begin recording with q command
  2. Choose register (a-z)
  3. Edit however you want
  4. End recording with q command
# On lines 5 -10
:5,10norm! @a

# Line 5 to end of file
:5,$norm! @a

# All lines
:g/pattern/norm! @a


# Visually selected lines
:'<,'>norm! @a

Replacing text​

# Replace the first occurrence of a pattern in a line
:s/pattern/replacement/

# Replace all occurrences of a pattern in a line
:s/pattern/replacement/g

# Replace from the current line to the end of the file
:.,$s/pattern/replacement/g

# Replace in the entire file
:%s/pattern/replacement/g

# Replace in a specific range of lines (e.g., line 5 to line 10)
:5,10s/pattern/replacement/g

# Replace with confirmation for each occurrence
:%s/pattern/replacement/gc

# Use \ to escape special characters (e.g., . or *)
:%s/escaped\.pattern/replacement/g

# Use & in the replacement to refer to the matched pattern
:%s/pattern/replace with & and more/g

# Make the search case-insensitive
:%s/pattern/replacement/gi

# Make the search case-sensitive (override the default setting)
:%s/pattern/replacement/gI

# Replace across multiple lines using \n for new lines
:%s/pattern\nanother line/replacement/g

# Replace "foo" with "bar" in the entire file
:%s/foo/bar/g

# Replace "hello" with "world" in lines 5 to 10, with confirmation
:5,10s/hello/world/gc

Mapping types​

TypeDescription
Recursive (map)If the result of this mapping exists as another mapping, Vim will execute that as well
Non Recursive (noremap)Vim will execute the result of this mapping as-is, without considering further mappings