How to change a directory in perl?
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What does `new $cur->{LINK}' do? (Assume the current package has no new() function of its own.)
Write the program to process a list of numbers.
How to read from a pipeline with Perl
Explain ivalue?
Mention what is cpan?
What does the q{ } operator do?
Write an expression or perl script to identify the entered ip address is valid or not?
What is chomp() operator/function?
Explain the internal working of cgi
We all know private variables exist in perl. But do private METHODS exist in perl ? Eg ?
package MYCALC; use Exporter; our @EXPORT = (); our @ISA = qw(Exporter); our @EXPORT_OK = qw(addition multi); our %EXPORT_TAGS = (DEFAULT => [qw(&addition)],Both => [qw(&addition & +multi)]); sub addition { return $_[0] + $_[1]; } sub multi { return $_[0] * $_[1]; } 1; Program: use strict; use warnings; my @list = qw (2 2); use Module qw(:DEFAULT); print addition(@list),"\n"; Above coding is my module MYCALC and the program which using this module, I have not exported any function using @EXPORT, but I have used the DEFAULT in %EXPORT_TAGS with the function addition, when I call this function from the main it says the error as,
Explain perl one-liner?