[texhax] Issue about `~' character

David Carlisle d.p.carlisle at gmail.com
Fri Sep 30 19:59:06 CEST 2016

Your question is very unclear.

you say you can not use \string~ as it occurs within a \write
but \string~ will work within a write and cause ~ to be written as itself
as a ~ to the file.

If you are inputting that file back to TeX then you also need to make
that ~ that you
read back in to be inert there are various ways to do that, depending
what you are doing
you could for instance do


which will write


to the file which if \input back will produce



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