Re: how to parse words from a string

[Jeffrey Carter <jrcarter@acm.org>]

M�rio Amado Alves wrote:
>>Another approach is to parse the words as you read the file; for an 
>>example, see PragmARC.Word_Input from the PragmAda Reusable Components
>>
>>http://home.earthlink.net/~jrcarter010/pragmarc.htm
> 
> 
> Or simply write:
> 
>   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;
> 
> as was recently posted on thread "parse word from a string" ;-)

which doesn't read from an arbitrary file nor handle words separated by 
horizontal tabs.

-- 
Jeff Carter
"English bed-wetting types."
Monty Python & the Holy Grail