When I try this, 
#!/usr/bin/perl

use Term::ReadKey;
use strict;

my $c=""; do{$c.=ReadKey(0); last if $c=~/[\x0a]/} for 1..3;
print "$c\n";

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I still have to press ENTER key for the input to stop after the 3 characters. For example, 
$# 12345 <ENTER KEY>
123

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In reply to Re^2: Translating Terminal Input Code from Bash to Perl by Anonymous Monk
in thread Translating Bash to Perl by Anonymous Monk

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