From mboxrd@z Thu Jan  1 00:00:00 1970
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From: Christoph Grein <christoph.grein@eurocopter.de>
Subject: Extracting Fields in Files
Date: 2000/01/13
Message-ID: <200001130658.HAA07055@bulgaria.otn.eurocopter.de>#1/1
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Date: 2000-01-13T09:57:47+00:00
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There's nothing wrong with method 1.

However you could improve by introducing subtypes:

subtype Data_Range    is Positive range  1 ..  8;
subtype Command_Range is Positive range 73 .. 77;

Command_code := rec01 (Command_Range);
Date_entered := rec01 (Data_Range);