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Symbol::Global::Name(3pm) User Contributed Perl Documentation Symbol::Global::Name(3pm)

NAME

Symbol::Global::Name - finds name and type of a global variable

SYNOPSIS

    package My;
    our $VERSION = '0.1';
    use Symbol::Global::Name;
    print Symbol::Global::Name->find( \$VERSION );
    # prints '$My::VERSION'

DESCRIPTION

Lookups symbol table to find an element by reference.

METHODS

find

    Symbol::Global::Name->find( \$VERSION );
    Symbol::Global::Name->find( \$VERSION, package => 'My::Package' );
    Symbol::Global::Name->find( reference => \$VERSION );
    Symbol::Global::Name->find( reference => \$VERSION, package => 'My::Package' );

Takes a reference and optional package name. Returns name of the referenced variable as long as it's in the package or sub-package and it's a global variable. Returned name is prefixed with type sigil, eg. '$', '@', '%', '&' or '*'.

AUTHOR

Ruslan Zakirov <ruz@bestpractical.com>

LICENSE

Under the same terms as perl itself.

2022-11-19 perl v5.36.0