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Re: [perl #119797] lvalue sub shows "Bizarre copy of ARRAY in block exit" in very specific case.

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From:
Konrad Borowski
Date:
October 24, 2013 11:04
Subject:
Re: [perl #119797] lvalue sub shows "Bizarre copy of ARRAY in block exit" in very specific case.
Message ID:
1680700.IC8za2ZY4b@tomato
Dnia środa, 23 października 2013 21:34:26 piszesz:
> Also, should while and for loops be able to return lvalues?  I have
> always been confused as to whether the last statement inside a loop can
> be implicitly returned, so I have simply avoided depending on that.  I
> don’t know the answer here.

I checked. For some reason, subroutine or `do` block ending with `while` block 
or `for` block always returns empty string (not `undef` or last statement, as 
I could've expected). This is probably strange unintentional value, but I 
think it may be kept here for backwards compatibility.
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