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:put =toupper(@")
Registers in Vim are not only for raw replay; you can treat them as string data and transform them at paste time.
category: registers tags: #registers #expression-register #editing #vimscript
:let @q = substitute(@q, '\n', '', 'g')
A common macro failure mode is accidentally hitting while recording.
category: macros tags: #macros #registers #debugging #vimscript
<C-r>=substitute(getreg('+'), '\n\+', ', ', 'g')<CR>
When you paste from the system clipboard into code or config, multiline text often needs to be flattened first.
category: registers tags: #registers #insert-mode #expression-register #text-processing
<C-r><C-o>a
When you paste multiline snippets from a register while in Insert mode, default insertion can trigger indentation and formatting side effects line by line.
category: registers tags: #registers #insert-mode #formatting #indentation #editing
:execute 'vimgrep /' . @/ . '/gj **/*'
If you already refined a search interactively with / or ?, retyping that pattern for project-wide grep is repetitive and error-prone.
category: search tags: #search #vimgrep #quickfix #registers #workflow
:let @q .= 'j'
Re-recording a long macro just to add one extra keystroke is wasteful and error-prone.
category: macros tags: #macros #registers #automation #editing
:let @/ = '\V' . escape(@0, '\')
When the text you yank contains regex characters, a normal / search can produce noisy or surprising matches.
category: registers tags: #registers #search #regex #command-line
:let @q = substitute(@q, 'foo', 'bar', 'g')
Recorded macros are plain text stored in registers, which means you can refactor them instead of re-recording from scratch.
category: macros tags: #macros #registers #automation #ex-commands
:let @/ = '\V' . escape(expand('<cword>'), '\')
This pattern lets you prepare a precise search target without jumping the cursor or triggering an immediate search motion.
category: search tags: #search #registers #patterns #command-line
:let @q .= 'A;<Esc>'
Re-recording a long macro just to add one extra step is slow and error-prone.
category: macros tags: #macros #registers #automation #ex-commands
:let @/ = '\V' .. escape(expand('<cword>'), '\\')
Sometimes * is too opinionated: it uses keyword boundaries and interprets regex metacharacters.
category: search tags: #search #registers #ex-commands #regex #navigation
"=strftime('%Y-%m-%d %H:%M')<CR>p
The expression register lets you evaluate Vimscript on demand and paste the result immediately.
category: registers tags: #registers #expression-register #automation #timestamps
@='A;<Esc>'<CR>
Recorded macros are powerful, but sometimes you need a quick ephemeral sequence and do not want to occupy a register.
category: macros tags: #macros #registers #normal-mode #automation
:let @+ = @0
When you yank text in Vim, register 0 always holds the most recent yank, independent of deletes that may have changed the unnamed register.
category: registers tags: #registers #clipboard #yank #workflow
<C-r><C-r>"
In Insert mode, plain {register} inserts register content but may reindent or auto-format depending on context.
category: registers tags: #registers #insert-mode #editing #indentation #text
:let @a = @a[:-2]
Macros and named registers are just strings, so you can surgically edit them instead of re-recording from scratch.
category: registers tags: #registers #macros #vimscript #editing
:let @q = substitute(@q, '\n$', 'A;<Esc>\n', '')
Rerecording a long macro for one tiny change is slow and error-prone.
category: macros tags: #macros #registers #automation #vimscript
"=strftime('%F')<CR>p
The expression register lets you compute text on demand and insert it without leaving Normal mode workflows.
category: registers tags: #registers #expression-register #normal-mode #automation
:keeppatterns normal! @q<CR>
When you replay macros from Ex commands, Vim can overwrite @/ (the last search pattern) depending on what the macro does.
category: macros tags: #macros #registers #search #normal-mode #automation
"ayyj"Ayyk"ap
Named registers are much more powerful when you treat them as accumulators instead of one-shot clipboards.
category: registers tags: #registers #named-registers #yank #paste