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=unavailable autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!news.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Simon Wright Newsgroups: comp.lang.ada Subject: Re: comparing characters in string Date: Sun, 05 Oct 2014 13:41:41 +0100 Organization: A noiseless patient Spider Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: mx02.eternal-september.org; posting-host="865ecc8333c04b7dc8d5f87fc772110b"; logging-data="22178"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/KsOFd4AaRlRywcMmP0wwY935W/DAV3fk=" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (darwin) Cancel-Lock: sha1:IxChX6k37qHwHhoRnesrB7Co0Qs= sha1:bD8Pq5P3upg/9qVlsgVPBM3DG/g= Xref: news.eternal-september.org comp.lang.ada:22102 Date: 2014-10-05T13:41:41+01:00 List-Id: Shark8 writes: > On 10/5/2014 12:06 AM, Simon Wright wrote: >> Shark8 writes: >> >>> function tt (a, b : in String) return Boolean is >>> Target : Character renames a(a'first); >>> Found : Constant Boolean:= True; >>> Substring : constant String:= b(b'first+1..b'last); >>> begin >>> return (if (for some Ch of Substring => Ch = Target) then Found >>> else not Found); >>> end tt; >> >> Couldn't that just be >> >> function tt (a, b : in String) return Boolean is >> Target : Character renames a(a'first); >> Substring : constant String:= b(b'first+1..b'last); >> begin >> return (for some Ch of Substring => Ch = Target); >> end tt; >> > > Yes, but in the original posted code the return-value was false if > found, true if not. Then both of us are wrong!