Passing hash to a subroutine

   

$hash{fruit} = peach;
$hash{vegetable} = broccoli;
$hash{pie} = blueberry;

sub printem
{
    %hash = @_;

    foreach $key (keys %hash) {
        print "$key => $hash{$key}\n";
    }
}

printem(%hash);

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 by reference with pointers
8.	Passing References to a Subroutine
9.	Passing a range of value to a subroutine
10.	Passing array to a subroutine
11.	Passing arrays to a function
12.	Passing different number of parameter 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 hash to a subroutine : Parameter « Subroutine « Perl

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