How do I compare two strings in Perl?
How do I compare two strings in Perl? I am learning Perl, I had this basic question looked it up here on StackOverflow … Read more
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What is the difference between ‘my’ and ‘our’ in Perl?
I know what my is in Perl. It defines a variable that exists only in the scope of the block in which it … Read more
How is Perl’s @INC constructed? (aka What are all the ways of affecting where Perl modules are searched for?)
What are all the ways of affecting where Perl modules are searched for? or, How is Perl’s @INC constructed? As we know, Perl … Read more
What’s the easiest way to install a missing Perl module?
I get this error: Can’t locate Foo.pm in @INC Is there an easier way to install it than downloading, untarring, making, etc? 24 … Read more
How do I use boolean variables in Perl?
I have tried: $var = false; $var = FALSE; $var = False; None of these work. I get the error message Bareword “false” … Read more
What’s the difference between Perl’s backticks, system, and exec?
Can someone please help me? In Perl, what is the difference between: exec “command”; and system(“command”); and print `command`; Are there other ways … Read more
Find size of an array in Perl
I seem to have come across several different ways to find the size of an array. What is the difference between these three … Read more
How can I check if a Perl array contains a particular value?
I am trying to figure out a way of checking for the existence of a value in an array without iterating through the … Read more
How can I start an interactive console for Perl?
How can I start an interactive console for Perl, similar to the irb command for Ruby or python for Python? 24 Answers 24
How do I break out of a loop in Perl?
I’m trying to use a break statement in a for loop, but since I’m also using strict subs in my Perl code, I’m … Read more