How to dereference a reference?
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Perl regular expressions are greedy" what does this mean?
Define dynamic scoping.
What is perl pop array function?
What is perl programming?
What are the advantages of programming in perl?
Explain perl.
What does `new $cur->{LINK}' do? (Assume the current package has no new() function of its own.)
Differentiate use and require?
my @array=('data1','data2'); my @array1=('data1','data2'); my ($i,$k); $i=7; $k=7; while($i){ $array [++$#array] = 'ree'; $i--; print "@array"; } while($k){ push(@array1,'ree'); $k--; print "@array1"; } Are these two while loop are doing the same functionality ? What may be the difference?
Does Perl have objects? If yes, then does it force you to use objects? If no, then why?
How to know whether a key exists or not in perl?
What is the difference between having a parenthesis after module name and without parenthsis after module name?? i.e Package::Module(); and Package::Module;