# [texhax] [solved] Re: Issue about `~' character

Rodolfo Medina rodolfo.medina at gmail.com
Fri Sep 30 20:31:02 CEST 2016

```David Carlisle <d.p.carlisle at gmail.com> writes:

> 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.

Yes, apologises.  That was because I needed to repeat `\string' more than
once.  I had tried  with `\string\string~' but it didn't work either.

> 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
>
> \write\wherever{\string\string\string~}
>
> which will write
>
>  \string~
>
> to the file which if \input back will produce
>
> ~

Fantastic, that works in my case.  In this case you need three \string s.  I
couldn't imagine.  I had tried with two.

Thanks,

Rodolfo

```