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37 lines
979 B
Perl
37 lines
979 B
Perl
#!/usr/local/bin/perl
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($wordcount, $charcount) = &getcounts(3);
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print ("Totals for three lines: ");
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print ("$wordcount words, $charcount characters\n");
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sub getcounts {
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my ($numlines) = @_;
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my ($charpattern, $wordpattern);
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my ($charcount, $wordcount);
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my ($line, $linecount);
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my (@retval);
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$charpattern = "";
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$wordpattern = "\\s+";
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$linecount = $charcount = $wordcount = 0;
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while (1) {
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$line = <STDIN>;
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last if ($line eq "");
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$linecount++;
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$charcount += &count($line, $charpattern);
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$line =~ s/^\s+|\s+$//g;
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$wordcount += &count($line, $wordpattern);
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last if ($linecount == $numlines);
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};
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@retval = ($wordcount, $charcount);
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}
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sub count {
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my ($line, $pattern) = @_;
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my ($count);
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if ($pattern eq "") {
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@items = split (//, $line);
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} else {
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@items = split (/$pattern/, $line);
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}
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$count = @items;
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} |