Remove Special Character ^@ from Text.

[Eugene Smiley]

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bernardino lopez wrote:
> I'm trying to use some files but seems like there is
> some special spaces or characters, I wonder if
> somebody know how to escape the special character "^@"
> which looks like some kind of special space but is
> hard to do the escape with a RegExp.
[...]
>
> $_=~s/[^+]//g;
> $_=~s/[^@]//g;
> $_=~s/\^@//g;

http://www.visibone.com/regular-expressions/ lists '\cX' as the way to
escape control characters...
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