Select Code to Download

#!/usr/bin/perl
use strict;
...
condition that I will use to decide whether I want the code may be 1 o
+r more
lines further into the file but before the next occurrence of a code n
+umber.
What is the best (most elegant) way to approach this problem? Chet

Suppose I want to find something, that is present multiple times in a 
+large
For instance the thing I am looking for might be a set of code numbers
+ and the