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What is lexical variable in perl?


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More CGI Perl Interview Questions

What is confess function in perl?

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“The methods defined in the parent class will always override the methods defined in the base class”. What does this statement means?

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What are the various advantages and disadvantages of perl?

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How would you replace a char in string and how do you store the number of replacements?

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What does the command "use strict" do and why should you use it?

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If you want to empty an array then how would you do that?

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What is the use of "stderr()"?

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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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How can you use Perl warnings and what is the importance to use them?

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Why -w argument is used with perl programs?

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Which has the highest precedence, List or Terms? Explain?

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What are scalar data and scalar variables?

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