Groups > microsoft.public.scripting.vbscript > #11133

Re: VbScript and .NET objects

From	GS <gs@v.invalid>
Newsgroups	microsoft.public.scripting.vbscript
Subject	Re: VbScript and .NET objects
Date	2015-08-30 12:25 -0400
Organization	A noiseless patient Spider
Message-ID	<mrvamc$6es$1@dont-email.me> (permalink)
References	<55e1a84f.4061562@nntp.aioe.org> <mrsftt$lp0$1@dont-email.me> <mrsgqv$p51$1@dont-email.me>

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>   Another interesting follow-up to that: I've
> found two things that can greatly speed
> up complex VBS operations. One is to always
> use arrays as string builders for large strings.
> The other, not so dramatically efficient but
> still worthwhile, is to do case-insensitive search.
>
> Example:
>   You have 3 MB of text and need to search
> for numerous strings, which may or may not
> be the same case. I've found that it's notably
> faster to copy to string with something like
> s2 = LCase(s)
>   Then s2 can be searched using binary search,
> while s is still the string operated on:
>
> Pt1 = Instr(1, s2, "apple", 0)
> s3 = Mid(s, Pt1, 5)
> s3 then returns apple, Apple, APPLE, etc.
>
>   The non-case sensitive version of Instr has to
> do a more complex search. The binary version
> just needs to look for a matching byte value. 

How does one implement this in VBS w/o the Mid() function?<g>

-- 
Garry

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VbScript and .NET objects noone@no.void (Reventlov) - 2015-08-29 12:40 +0000
  Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-29 10:39 -0400
    Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-29 10:55 -0400
      Re: VbScript and .NET objects GS <gs@v.invalid> - 2015-08-30 12:25 -0400
        Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-30 12:55 -0400
          Re: VbScript and .NET objects GS <gs@v.invalid> - 2015-08-30 13:02 -0400
            Re: VbScript and .NET objects GS <gs@v.invalid> - 2015-08-30 13:10 -0400
              Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-30 13:42 -0400
                Re: VbScript and .NET objects GS <gs@v.invalid> - 2015-08-30 14:04 -0400
                Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-30 17:05 -0400
                Re: VbScript and .NET objects GS <gs@v.invalid> - 2015-08-30 17:14 -0400
          Re: VbScript and .NET objects "Dave \"Crash\" Dummy" <invalid@invalid.invalid> - 2015-08-30 21:45 -0400
            Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-30 23:09 -0400
              Re: VbScript and .NET objects "Dave \"Crash\" Dummy" <invalid@invalid.invalid> - 2015-08-31 07:40 -0400
                Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2015-08-31 09:50 -0400
    Re: VbScript and .NET objects johnbeschler@gmail.com - 2017-03-15 10:24 -0700
      Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2017-03-15 14:40 -0400
        Re: VbScript and .NET objects "Mayayana" <mayayana@invalid.nospam> - 2017-03-15 21:38 -0400

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