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From: Mats Weber <matsw@bluewin.ch>
Newsgroups: comp.lang.ada
Subject: Re: reading a text file into a string
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Date: Sat, 17 Jul 2004 13:31:18 +0200
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In article <fOednXzORfHlE2Xd4p2dnA@comcast.com>,
 "Robert I. Eachus" <rieachus@comcast.net> wrote:

>while not End_of_Line(Somefile) loop
>   declare
>      Buffer: String := Get_Line(Somefile);
>   begin
>      -- process buffer
>   exception
>      ...
>   end;
>end loop;
>
>Each iteration of the loop, the Buffer contains a CONSTANT String, but

It's constant only if you declare it constant, as in

       Buffer: constant String := Get_Line(Somefile);
 
>it is potentially different in length and content every time through.