What about plain old...

eval { test() };
if ( $@ =~ /Undefined subroutine/ ) {
    # we know it doesn't exits
}

[download]

Oh, wait, I think I get it. We want to know if it exists before we run it...

In reply to Re: how to find a subroutine exists or not by pileofrogs
in thread how to find a subroutine exists or not by kingofking

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