Define subroutine and call it with using global variable : Subroutine Definition « Subroutine « Perl






  1. Perl
  2. Subroutine
  3. Subroutine Definition

Define subroutine and call it with using global variable

   

sub printifOK
{
    if ($value > 10 ) {
        print "Value is $value.\n";
    } else {
        print "Value is too small.\n";
    }
}

$value = 10;
printifOK;

$value = 12;
printifOK;








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7.Define subroutine then use it
8.Subroutine with arguments defined before it is used
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10.Subroutine with no arguments defined before it is used
11.Anonymous Subroutines
12.Anonymous functions