Creating  a Subroutine

• To create a subroutine,
• Use the sub keyword, like the function keyword we used in JavaScript.
• After sub, type the name of the subroutine and an open curly brace.
• Then, type the lines of code you want the subroutine to execute.
• Close it with a close curly brace.


sub printFooter {
    # print the author line
    print "<br>Authored by: Brandan Jones\n";
    print "<br>jonesbl@one.net\n";
    print "<br><a href = \"http://oz.uc.edu/~jonesbr\">http://oz.uc.edu/~jonesbr</a>";
}