Re: string.find does act differently based on input?
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- Subject: Re: string.find does act differently based on input?
- From: meino.cramer@...
- Date: Sat, 7 Jul 2012 18:59:25 +0200
meino.cramer@gmx.de <meino.cramer@gmx.de> [12-07-07 18:56]:
> Hi,
>
> I did this interactively after I had the same behaviour
> in my script.
>
> Lua 5.1.4 Copyright (C) 1994-2008 Lua.org, PUC-Rio
> > a="find(test)"
> > =string.find(a,"test")
> 6 9
> > =string.find(a,"(" )
> stdin:1: unfinished capture
> stack traceback:
> [C]: in function 'find'
> stdin:1: in main chunk
> [C]: ?
> >
>
> Why does string.find find the word "test" but not the "(" ?
>
> Best regards,
> mcc
>
>
>
Hi,
well I found the answer myself.
string.find does pattern matching as string,findpattern.
So "(" is special and needs to be escaped with "%".
After that is works fine.
Best regards,
mcc