What is the function of cgiwrap in cgi programming?

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What is q (single q) operator in perl?

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How can I implement the function overloading in Perl ? I read about the operator overloading, I do not know how to implement the function overloading. Thanks in advance ?

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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?

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Assuming both a local($var) and a my($var) exist, what's the difference between ${var} and ${"var"}?

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Why we use CGI?

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What is Perl?

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What are perl variables?

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Consider the following example #! /bin/perl use strict; sub sample { my @arr=(1,2,3,4); return @arr; } my ($a,$b,$c,$d) = &sample; print "$a\n$b\n$c\n$d\n"; In the above code, How can I get the $c without using the arguments such as $a,$b. I don't want to use any array to get the return values.

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Explain the functioning of conditional structures in perl.

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How many types of variable in perl?

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Give an example of using the -n and -p option.

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