Symbol

Symbol

• NAME
• SYNOPSIS
• DESCRIPTION
• BUGS

NAME

Symbol - manipulate Perl symbols and their names

SYNOPSIS

use Symbol;

$sym = gensym;
open($sym, "filename");
$_ = <$sym>;
# etc.

ungensym $sym;      # no effect

# replace *FOO{IO} handle but not $FOO, %FOO, etc.
*FOO = geniosym;

print qualify("x"), "\n";              # "main::x"
print qualify("x", "FOO"), "\n";       # "FOO::x"
print qualify("BAR::x"), "\n";         # "BAR::x"
print qualify("BAR::x", "FOO"), "\n";  # "BAR::x"
print qualify("STDOUT", "FOO"), "\n";  # "main::STDOUT" (global)
print qualify(\*x), "\n";              # returns \*x
print qualify(\*x, "FOO"), "\n";       # returns \*x

use strict refs;
print { qualify_to_ref $fh } "foo!\n";
$ref = qualify_to_ref $name, $pkg;	          			          		
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