If you like to start using lvalue function, you should know that they are still marked as experimental (at least in Perl 5.8).

perlsub says:

WARNING: Lvalue subroutines are still experimental and the implementation may change in future versions of Perl.

In reply to Re^4: Mixed lvalue/rvalue sub function by mscharrer
in thread Mixed lvalue/rvalue sub function by mscharrer

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