A Continental Perl Adventure Day One 24 of 96 : [PREV] [NEXT]

Globs

Referencing

$bar = 1;
$foo = 2;

# [ $bar ] [1]
# [ $foo ] [2]

$bar = \$foo;
$foo = 3;

# [ $bar ] [SCALARREF()] -> [3]
# [ $foo ] [3]
© 2003 Barbie barbie@missbarbell.co.uk Home http://birmingham.pm.org/