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From: maa@liacc.up.pt (=?ISO-8859-1?Q?M=E1rio_Amado_Alves?=)
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Subject: Re: how to parse words from a string
Date: 18 Nov 2002 03:00:58 -0800
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> >   C : Character
> >   Word : Unbounded_String;
> > begin
> >   loop
> >     Get_Immediate (C);
> >     if Is_Graphic (C) and C /= ' ' then
> >       Append (Word, C);
> >     else
> >       Process (Word);
> >       Word := Null_Unbounded_String;
> >     end if;
> >   end loop;
> > exception
> >   when End_Error =>
> >     if Word /= Null_Unbounded_String then Process (Word); end if;
 
> ... doesn't read from an arbitrary file

Trivial adaptation, left as an exercise. Hints: see A.10.1 (15) and (41).

> nor handle words separated by horizontal tabs.

Of course it does. See A.3.2 (23).

--MAA