Vim Registers - Simple tutorial

A guide explaining how to use vim editor registers.

Transcript

1. Vim Registers
   How to use vim registers, a :h registers tutorial
   

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2. List of Registers
   • 1. The unnamed register ""
   • 2. 10 numbered registers "0 to "9
   • 3. The small delete register "-
   • 4. 26 named registers "a to "z or "A to "Z
   • 5. four read-only registers ":, ". and "%
   • 6. the expression register "=
   • 7. The selection and drop registers "*, "+ and "~
   • 8. The black hole register "_
   • 9. Last search pattern register "/
   

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3. 1. Unnamed register
   Any D, C, S, X and Y:
   Will fill "" register. Except the _ register.
   The "" is used in p, P or :put commands.
   Example:
   Try yank a line, delete with "_dd and paste it.
   The yanked line will be pasted :)
   

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4. 2. Numbered registers
   Yank register (0) stores your recent yanked line.
   Check your registers:
   :reg "0
   Paste last yanked line:
   "0p
   Paste deleted line:
   p
   

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5. 3. Small delete register
   Read-only register
   Referenced by "-
   Stores any text that you deleted or changed that
   was less than one line in length
   Example:
   Delete something and check :reg "-
   

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6. 4. Named registers
   See full list of your registers:
   :reg
   Note a quote (") in start of line
   How to yank to a register?
   and !
   "ayy OR :yank a
   Append to named register:
   "Ayy OR :yank A
   Cleaning a named register:
   qaq
   Copying a pattern to register:
   :global/Lorem/yank A
   See more: :h quote_alpha
   

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7. 5. Read-only registers
   ":, ". and "%
   ": Contains the most recent executed cmd line
   ". Contains the last inserted text
   "% Contains the name of current file
   !
   "# Contains alternate file (can't reproduce)
   

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8. 6. Expression register
   In --INSERT-- mode:
   =(your-expression)
   Or in normal mode:
   :put =(your-expression)
   List of functions: :h function-list
   Examples:
   2+2
   4*4
   sqrt(4)
   

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9. 7. Selection registers
   "*, "+ and "~
   Selects and drops text into the clipboard
   Copy to system clipboard:
   "+y OR "*y
   Paste from system clipboard:
   "+p OR "*p OR :set paste, then p
   "~ Stores the dropped text from last drag'n'drop
   

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10. 8. Blackhole register
    Check your registers:
    :reg "
    Delete without write in default register:
    "_dd
    Check again:
    :reg "
    

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11. 9. Last search pattern
    register "/
    Contains the most recent search-pattern
    Used for "n" and 'hlsearch'
    You can't yank or delete into this register
    !
    

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12. Thank you!
    @wevtimoteo
    !
    References:
    http://vimcasts.org/results/#stq=registers
    http://www.vim.org/docs.php
    http://vim.wikia.com
    

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