Re: Pattern / regulare expression basic question.

[Roberto Ierusalimschy <roberto@...>]

> Hello,
> 
> How can I strip all control character form a string but still keeping carriage return ?
> 
> My current code is :
> 
>     string.gsub(arg[4],'%c', '?')
> 
> but even carriage returns are converted to a '?' ...

    string.gsub(arg[4],'[^%C\n]', '?')

-- Roberto