What is an alternative of system() in PERL?

Question

I would retrieve my hash table when i pass it in argument at a function. In my case, function1 return my hash table, then i pass my hash table in argument to my function2 and in my function2 i would retrieve my hash table for browse it.

sub function1{
    my code;
    return %hash;
}

sub function2{
    my %hash=$_[0];
    my code browse my hash;
}

my %hash = function1();
function2(%hash);

I have the following error : Odd number of elements in hash assignment at

Answer 1

You can try exec() and `` (backticks). However they are not identical as system (system fork a new process where as exec does in the same process) but very close of system. Let me know if looking for something different.