#!usr/bin/perl
# Fig. 9.5: join.pl
# The join function

use warnings;
use strict;

my ( @array, $line, $string );

print "Input several words on separate ";
print "lines, typing \"done\" when finished\n\n";

while ( $line = <STDIN> ) {
   chomp $line;
   $line eq 'done' ? last : push ( @array, $line );
}

$string = join ( ', ', @array );
print "\n$string";


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