How to get help for perl?

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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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What is the use of -w, -t and strict in Perl?

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Explain perl.

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What is caller function in perl?

1 Answers  

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In Perl, there are some arguments that are used frequently. What are that arguments and what do they mean?

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What is the difference between single (') and double (") quote in a string in perl?

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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?

1 Answers   A1 Technology,

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When would `local $_' in a function ruin your day?

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How to find out the version of PERL being installed on your LINUX machine.

4 Answers   Mind Tree,

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What is it meants by '$_'?

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What is the purpose of “_file_ literal” and “_line_ literal” in perl?

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