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8.6 Interacting with Unix

:r file Read in contents of file after cursor.
:r ! command Read in output from command after current line.
: n r ! command Like above, but place after line n (0 for top of file).
:! command Run command , then return.
! object command

Send buffer object to Unix command ; replace with output.

: n , m ! command

Send lines n -m to command ; replace with output.

n !! command Send n lines to Unix command ; replace with output.
!! Repeat last system command.
:sh Create subshell; return to file with EOF .
CTRL-Z Suspend editor, resume with fg .
:so file Read and execute ex commands from file .

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8.5 Accessing Multiple Files Book Index 8.7 Macros

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