Fellow Monks, consider the following code 

#!/usr/bin/perl
use warnings;
use strict;

my $content;

open(IN, "<", $ARGV[0]) or die $!;
while ( $content .= <IN> ) {
  print $content;
};
close(IN) or die $!;

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Can someone explain in laymans words why .= causes an endless while loop?

In reply to endless loop while .= by Anonymous Monk

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