[texhax] writing about 2 parallel developments of a product with the same base code

Uwe Lück uwe.lueck at web.de
Sun Feb 4 17:29:29 CET 2007

At 13:08 30.01.07, Susan Dittmar wrote:
>Quoting Vaida Bogdan (vaida.bogdan at gmail.com):
> > Hi, can someone tell me how can I write 2 documents that have 90% of
> > the content the same, the rest 10% modified, some sections added, some
> > modified and some deleted?
>Alternatively you could use the package comment.sty, create two comments,
>and enclose the version dependent stuff in the appropriate comment
>environments. Then you can switch between the two versions just by
>switching between include and exclude in the comment definition
>(see documentation for comment.sty).

At 01:30 31.01.07, E. Krishnan wrote:
>Please see whether the "optional" package is of help. Documetation is
>within the optional.sty file itself.

Further packages can be found on



contains a comparison of related packages.

HTH -- Uwe.

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