What does the’$_’ symbol mean?
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How many ways can we express string in Perl?
Explain tk?
What happens in dereferencing?
How do you give functions private variables that retain their values between calls?
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 ?
What is the importance of perl warnings? How do you turn them on?
How to compare two strings in perl?
Comment on data types and variables in perl.
How the interpreter is used in Perl?
What does cgi program store?
How are parameters passed to subroutines in perl?
Explain lists and ivalue?