[Gambas-user] Regular expressions

[T Lee Davidson]

On 12/30/21 07:37, Hans Lehmann wrote:
> Hello.
> 
> I am looking for 3 regular pattern expressions that check in a DokuWiki text whether the formats `underlined`, `italic` or 
> `bold` are in the given text.
> 
> Example text:
> 
> The //installation// of a **SSH server** on the remote __computer__ is worthwhile in any case!
> 
> My many attempts ended up with these patterns, which unfortunately do not work:
> 
> IF sLine Like "*[_]{2}*[_]{2}*" THEN sLine = Replace(sLine, "__", "<uuu>")
> IF sLine Like "*[*]{2}*[*]{2}*" THEN sLine = Replace(sLine, "**", "<bbb>")
> IF sLine Like "*[/]{2}*[/]{2}*" THEN sLine = Replace(sLine, "//", "<iii>")
> 
> Any hint in the right direction will be gladly read.
> 
> With kind regards
> 
> Hans

DokuWiki stores all its data in UTF-8.[1] This is almost certainly the reason it is not working since LIKE deals only with ASCII 
strings.[2]

You should use RegExp.Replace (gb.pcre) [3] as LIKE is not a valid solution for this particular scenario.


-- 
Lee


[1] https://www.dokuwiki.org/utf-8
[2] http://gambaswiki.org/wiki/lang/like
[3] http://gambaswiki.org/edit/comp/gb.pcre/regexp/replace