Read Command Output in Vim

In order to insert output of a command while in Vim
editor. Just give following command.

:r !any_command

Replace any_command with the command you want to use.


 22
 23 

Suppose we want insert date at line number 23,
goto line number 23, by pressing
G23
Then type following command
:r !date

 22
 23 Sat May  9 20:15:56 IST 2009