Using shift(@_) to get value passed into a subroutine : Parameter « Subroutine « Perl

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Perl » Subroutine » Parameter

Using shift(@_) to get value passed into a subroutine


   



$value = 10;

printifOK ($value);



sub printifOK

{

    my $internalvalue = shift(@_);



    if ($internalvalue > 10 ) {

        print "Value is $value.\n";

    } else {

        print "Value is too small.\n";

    }

}

Related examples in the same category

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 hash to a subroutine
14.	Passing parameters to subroutines
15.	Passing two values to a subroutine
16.	displays all the arguments
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

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