Registers store snippets of text for yank (copy), delete (cut), put (paste). In Vim, registers are also used for macro playback and some registers are special and can reference the OS clipboard or evaluate expressions.

This tag is for questions pertaining to registers in all vi-like editors, and for enhanced register operation in Vim-like editors.

Vim has documentation on registers at :help registers, with additional information at :help 07.5 under section header USING REGISTERS