Re^2: how to call a sub via variable in library

I've been staring at this unholy construct $self->{&{\&{$testname}}}->($system); for about 15 minutes, And I still haven't a clue what it's meant to do.

This is a very obscure and useless feature of Perl. Documented in strict

$bar = \&{'foo'};
&$bar;
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is allowed so that "goto &$AUTOLOAD" would not break under stricture.

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Re^3: how to call a sub via variable in library by BrowserUk (Patriarch) on Nov 17, 2014 at 19:46 UTC
That bit is obfuscated, but at least understandable. It's the invoking of a subroutine from the object hash keyed by the return code of that subroutine that I find completely unlikely. With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday' Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error. "Science is about questioning the status quo. Questioning authority". In the absence of evidence, opinion is indistinguishable from prejudice.	[reply]

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Re^3: how to call a sub via variable in library
by BrowserUk (Patriarch) on Nov 17, 2014 at 19:46 UTC

That bit is obfuscated, but at least understandable.

It's the invoking of a subroutine from the object hash keyed by the return code of that subroutine that I find completely unlikely.

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.

"Science is about questioning the status quo. Questioning authority".

In the absence of evidence, opinion is indistinguishable from prejudice.

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