Technically, f is a closure which captures $constant: 
package Module;
my $constant = 'foo';
sub f { ... $constant ... }
1;

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Given your mention of state, this is probably not quite what you had in mind when you mentioned "simple C-style 'static' storage".

In reply to Re: Real life uses for closures. by ikegami
in thread Real life uses for closures. by BrowserUk

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