What is perl unshift array function?
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Explain USE and REQUIREMENT statements?
What are the two ways to get private values inside a subroutine?
Where the command line arguments are stored and if you want to read command-line arguments with Perl, how would you do that?
How to make the following assignment, as arrayreference assignment ? my $arr_ref='[1,2,3,4,4,'elem']';
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Give an example of the -i and 0s option usage.
Why do you program in Perl?
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