Passing by reference with pointers

   

@list1= (1..100);
@list2 = (5..200);

display(@list1, @list2); # Pass two arrays

print "-" x 35,"\n";

display(\@list1, \@list2); # Pass two pointers

sub display{
  print "@_\n";
}

1.	Swap array value by using the sub range
2.	Passing Arrays
3.	Pass file handle global reference to a subroutine
4.	Pass reference to a subroutine to another subroutine
5.	Pass two array reference to a subroutine
6.	Passing an array and modifying it,as a reference
7.	Passing References to a Subroutine
8.	Passing a range of value to a subroutine
9.	Passing array to a subroutine
10.	Passing arrays to a function
11.	Passing different number of parameter to a subroutine
12.	Passing hash to a subroutine
13.	Passing parameters to subroutines
14.	Passing two values to a subroutine
15.	displays all the arguments
16.	Using shift(@_) to get value passed into a subroutine
17.	shift parameter
18.	Subroutine parameter default value
19.	output the subroutine arguments using special variable @_
20.	Is a parameter defined
21.	The loop displays each individual argument

Passing by reference with pointers : Parameter « Subroutine « Perl

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