The Standard Perl Library
As we have seen, programmers can always build their own libraries. There is, however, a Standard Perl Library that is delivered with the Perl distribution and located in the lib subdirectory of your Perl installation. This library contains many useful functions for Perl programs. We illustrate the use of this library with the ctime function that delivers the date and time as a string. You do not need @INC here because the standard library directory is automatically searched. See the folder Time.
% type time.pl # # time.pl # require "ctime.pl"; $time = time; # builtin time function print "$time"; # as an integer $x=&ctime($time); # standard library function print $x; # date format % perl time.pl 1015454406 Wed Mar 6 ...
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