NAME
Symbol::Extract - Remove a symbol from the symbol table and place it's ref into a variable.
DESCRIPTION
This package allows you to remove symbols from the symbol table at compile time, placing them into variables. The symbol can be in the current package or any arbitrary packages.
SYNOPSYS
my ($foo, $bar);
use Symbol::Extract(
foo => \$foo, # Remove the 'foo' sub from the current package, putting the ref into $foo
A::B::bar => \$bar, # Remove the 'bar' sub from the A::B package, putting the ref into $bar
);
USAGE
use Symbol::Extract $SYMBOL => $REF;
$SYMBOL
must be a string identifying the symbol. The symbol string must include the sigil unless it is a subroutine. You can provide a fully qualified symbol name, or it will be assumed the symbol is in $PACKAGE
.
$REF
must be a scalar ref, a reference to the symbol will be put into the reference.
SEE ALSO
- Symbol::Alias
-
Symbol::Alias Allows you to set up aliases within a package at compile-time.
- Symbol::Delete
-
Symbol::Delete Allows you to remove symbols from a package at compile time.
- Symbol::Move
-
Symbol::Move allows you to rename or relocate symbols at compile time.
- Symbol::Methods
-
Symbol::Methods introduces several package methods for managing symbols.
SOURCE
The source code repository for symbol can be found at http://github.com/exodist/Symbol-Move.
MAINTAINERS
AUTHORS
COPYRIGHT
Copyright 2015 Chad Granum <exodist7@gmail.com>.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
See http://dev.perl.org/licenses/