B.R. Wrote:
-------------------------------------------------------
> 2
> ​^4 = all 16 combinations. Hopefully the 'test' sting is only 4
> characters
> long...
>
> Case-insensitiveness is no-trivial check, and if needed PCRE are here
> for
> that through regex locations.
> What is wrong with them already?​

At assembly level alot, +-20 bytes including an if or alot more when it has to go through pcre.

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