# No.43 Perl Sample (code key - 46)
# Learning Perl: Place each sentence in one line 1（センテンスを1行毎に並べる）
# Tomonori Nagano <tnagano@gc.cuny.edu>
# Last Update: January 18, 2008
#
# This file is encoded in Unicode (UTF-8). If you see gibberish characters, 
# please re-encode the file in utf-8. 
# 

# this sample script is simplified for pedagogical purposes. Those who are
# interested in advanced Perl programming are encouraged to consult with 
# relevant sections of "Perl Cookbook" by Christiansen & Torkington

while(<>){						# this reads the default file line by line
	chomp ;						# delete the end-of-line character
	my $text .= $_ ;			# combine all the text into one line
	# use REGEX (regular expressions). Assuming that the period followed by an
	# upper case letter is the end-of-sentence symbol
	tr/\. ([A-Z])/\<br\> \1/ ;	# translate a period into a end-of-sentence tag <br>
	@sentences = split("\<br\>",$text) ;
	foreach (@sentences) {
		print "$_\n" ;
	}
}