From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,e8bf1841fa090915 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2002-11-05 14:07:50 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!logbridge.uoregon.edu!arclight.uoregon.edu!wn13feed!wn14feed!wn12feed!worldnet.att.net!204.127.198.203!attbi_feed3!attbi.com!sccrnsc01.POSTED!not-for-mail From: Mark Biggar User-Agent: Mozilla/5.0 (Windows; U; Win 9x 4.90; en-US; rv:1.1) Gecko/20020826 X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: Ada Strings Libraries for the clueless. References: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Message-ID: NNTP-Posting-Host: 12.235.91.30 X-Complaints-To: abuse@attbi.com X-Trace: sccrnsc01 1036534069 12.235.91.30 (Tue, 05 Nov 2002 22:07:49 GMT) NNTP-Posting-Date: Tue, 05 Nov 2002 22:07:49 GMT Organization: AT&T Broadband Date: Tue, 05 Nov 2002 22:07:49 GMT Xref: archiver1.google.com comp.lang.ada:30402 Date: 2002-11-05T22:07:49+00:00 List-Id: Caffeine Junky wrote: > Recently I've actually taken the time to peruse the Ada.Strings section > of the Ada LRM. Lot's of nifty functions there, although I'm somewhat > fuzzy on what exactly they do. Probably because I havent bothered to play > with Strings at all until recently. Example.. > > Ada.Strings.Fixed > > function Index (Source : in String; Pattern : in String; > Going : in Direction := Forward; > Mapping : in Maps.Character_Mapping := Maps.Identity) > return Natural; > > > Now, the gist of this function is pretty clear. It looks at a String and > returns the number of how many Characters are in the string(I'm > assuming.) But what's this "Pattern" string I'm supposed to pass to it? > Does it only count the characters in the String that match the Pattern given > in the Pattern variable? No, it searchs the string Source for the leftmost occurence of a substring that is equal to Pattern and returns the index of the start of that substring. -- Mark Biggar mark.a.biggar@attbi.com