Re: switch the line above the cursor and the line below the cursor

On Tue, May 4, 2010 7:59 am, Christian Brabandt wrote:
> On Tue, May 4, 2010 6:13 am, BC wrote:
>> I thought the question was how to swap the line above the current line
>> with the one below it, without changing the current line. I'd like to
>> know how to do that, without affecting the registers.
>
> Ok, this is cheating, since you are actually changing the current line:
> :call setline(line('.')-1, reverse(getline(line('.')-1, line('.')+1)))
>
> This will fail, if you are on the last or first line of a buffer.

or alternatively, you could even use a substitute command:
:.-,.+s/\v^(.*)\n(.*)\n(.*)/\3\r\2\r\1/|-

which selects the previous line, the current line and the following line
and swaps the first and the third and moves the cursor back to the
middle line.

regards,
Christian

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