can't undo continuely in vi editor

[wang xin]

yes, I have found the I use the vim in the vi-compatible mode.
Vi compatibility disables many advance features of Vim in order to be
compatible with Vi.
thanks.

On Tue, Dec 22, 2009 at 10:41 PM, Werner Schram <wrschram at gmail.com> wrote:

> Hi,
>
> wang xin wrote:
> > when i use 'u' to undo the deleted string, i can just undo one character,
> > and there is  error msgs on bottom:
> > 1 change; before #39  17 seconds ago
> > or
> > 1 change; after #39  22:24:23
> >
> As noted in the reply to your previous message, you are probably using a
> limited version of vim (vim.tiny). ls -als /etc/alternatives/vi should
> give an indication about which vi implementation you are using. You
> should note that the ubuntu repository includes several alternatives
> (vile, nvi, vim, elvis, levee). All with their strong and weak points.
>
> Werner
>
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-- 
PHILIP Wang
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