Tim Chase <v...@tim.thechases.com> [09-09-05 23:55]:
>
> > is it possible and if 'yes' to do the following:
> >
> > In a text of paragraphs, there are paragraphs containing
> > a certain keyword.
> > I want to delete all lines of all paragraphs containing
> > the keyword except the lines containing the keyword.
> > And I want to delete all paragraphs containing no keyword
> > completly.
> > And I want to delete all paragraphs consisting only lines
> > containing the keyword.
>
> With some constraints on your input, yes.
>
> Constraint: All lines of a paragraph begin at the start-of-line
> (no indented lines)
>
> " indent those paragraphs containing "backup"
> :sil! g/backup/'{,'}>
>
> " delete those lines/paragraphs that didn't get marked
> :g/^\S/d
>
> " purge out those lines containing the keyword
> :g/backup/d
>
> " unindent the lines back to their original
> :%s/^\s\+
>
> " clean up any stray blank lines:
> :g/^\s*$/d
>
>
> Your source text adheres to the above constraint, so hopefully
> this works for you. This is a variant of the "decorate, sort,
> undecorate" pattern -- in this case a "decorate, process,
> undecorate".
>
> -tim
Hi Tim,
thank you very much for your help. ! :)
best regards,
mcc
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