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What can be done for efficient parameter passing in perl?


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More CGI Perl Interview Questions

Explain goto label, goto name, and goto expr?

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How to dereference a reference?

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What are the purpose of close(), getc() and read() functions?

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while(my($key, $value) = each(%hash) ) { print "$key => $value\n"; } my($key, $value); while(($key, $value) = each(%hash) ) { print "$key => $value\n"; } What is the different between these two code in case of "my" usage ?

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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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How to connect to SQL server through Perl?

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What is the syntax used in Perl grep function?

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Explain what is STDIN, STDOUT and STDERR?

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How can you call a subroutine and identify a subroutine?

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What are the various advantages and disadvantages of perl?

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What is the use of –w?

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What is the importance of perl warnings?

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