On 6/15/09, Gary Kline <kl...@thought.org> wrote:
> On Mon, Jun 15, 2009 at 09:24:57AM +0200, Paul B. Mahol wrote:
>> On 6/15/09, Gary Kline <kl...@thought.org> wrote:
>> >
>> >
>> > the main reason i don't use vim is because of its [u]ndo
>> > command. as most of you can understand, there are a whole slew
>> > of times when i need to undo something. too often in vim,
>> > hitting 'u' --- sometimes > once accidentally --- has resulted in
>> > a small disaster. [[i have too many current/recent copies of
>> > my working files to do TOO much damage!]] Anyway, is there a
>> > means of setting the undo key to mimic vi/nvi?
>>
>> From vim help:
>>
>> 2. Two ways of undo *undo-two-ways*
>>
>> How undo and redo commands work depends on the 'u' flag in 'cpoptions'.
>> There is the Vim way ('u' excluded) and the vi-compatible way ('u'
>> included).
>> In the Vim way, "uu" undoes two changes. In the Vi-compatible way, "uu"
>> does
>> nothing (undoes an undo).
>>
>> 'u' excluded, the Vim way:
>> You can go back in time with the undo command. You can then go forward
>> again
>> with the redo command. If you make a new change after the undo command,
>> the redo will not be possible anymore.
>>
>> 'u' included, the Vi-compatible way:
>> The undo command undoes the previous change, and also the previous undo
>> command.
>> The redo command repeats the previous undo command. It does NOT repeat a
>> change command, use "." for that.
>>
>> Examples Vim way Vi-compatible way ~
>> "uu" two times undo no-op
>> "u CTRL-R" no-op two times undo
>>
>> Rationale: Nvi uses the "." command instead of CTRL-R. Unfortunately,
>> this
>> is not Vi compatible. For example "dwdwu." in Vi deletes two
>> words, in Nvi it does nothing.
>>
>
> strange, but i just tested dwdw in the nvi that keith bostic
> gave us.
> it deletes 2 words. and if you type '.', it repeats the dw by
> deleting each word.
>
> no sense in getting into any 'religious war' over vim vs nvi.
> it may be what you're used to. i've been using vi for over 30
> years and am used to its ease ... and its quirks.
Nvi is not Vi, and Vim is not Nvi clone.
> gary
>
>
>>
>> Anyway this topic is offtopic.
>> --
>> Paul
>
> --
> Gary Kline kl...@thought.org http://www.thought.org Public Service Unix
> http://jottings.thought.org http://transfinite.thought.org
> For FBSD list: http://transfinite.thought.org/slicejourney.php
> The 4.98a release of Jottings: http://jottings.thought.org/index.php
>
>
--
Paul
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