02-28-2011
Quote:
Originally Posted by
yifangt
Thanks!
I got it now, but it seems to me if there is duplicate items in either of the arrays, it won't work, right?
Correct. That's why I said "assuming each array contains only unique values".
The
union will work anyway (it's a
union, not
union all).
This User Gave Thanks to radoulov For This Post:
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LEARN ABOUT MOJAVE
ppi::structure::subscript
PPI::Structure::Subscript(3) User Contributed Perl Documentation PPI::Structure::Subscript(3)
NAME
PPI::Structure::Subscript - Braces that represent an array or hash subscript
SYNOPSIS
# The end braces for all of the following are subscripts
$foo->[...]
$foo[...]
$foo{...}[...]
$foo->{...}
$foo{...}
$foo[]{...}
INHERITANCE
PPI::Structure::Subscript
isa PPI::Structure
isa PPI::Node
isa PPI::Element
DESCRIPTION
"PPI::Structure::Subscript" is the class used for square and curly braces that specify one element of an array or hash (or a slice/subset
of an array or hash)
METHODS
"PPI::Structure::Subscript" has no methods beyond those provided by the standard PPI::Structure, PPI::Node and PPI::Element methods.
Got any ideas for methods? Submit a report to rt.cpan.org!
SUPPORT
See the support section in the main module.
AUTHOR
Adam Kennedy <adamk@cpan.org>
COPYRIGHT
Copyright 2001 - 2011 Adam Kennedy.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
The full text of the license can be found in the LICENSE file included with this module.
perl v5.18.2 2011-02-25 PPI::Structure::Subscript(3)