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Think about Loose Coupling

'our' is not 'my'

by Ovid (Cardinal)
on Aug 16, 2001 at 21:05 UTC ( #105446=perlmeditation: print w/ replies, xml ) Need Help??

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  1. or download this
  2. or download this
        my $foo;
        my $POST_MAX;
        my @bar;
  3. or download this
        Global symbol "$foo" requires explicit package name at C:\ 
    +line 2.
  4. or download this
        package foo;
        use strict;
        our $bar;   # These are the same
        $foo::bar;  # These are the same
  5. or download this
        our $field;
  6. or download this
        use strict;
        for ( 1 .. 3 ) { &doit }
            our $foo;
            print ++$foo . "\n";
  7. or download this
        $main::sql = $order->lineItemSQL;
        $main::dbh->prepare( $main::sql );
  8. or download this
        our ( $sql, $dbh );
        $sql = $order->lineItemSQL;
        $dbh->prepare( $sql );
  9. or download this
        use strict;
            $foo = "Ovid";
        print $foo;
  10. or download this
        use strict;
            $foo = "Ovid";
        print $main::foo;
  11. or download this
        use strict;
        my $foo = 'bar';
        print $foo;

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