Re: subroutine / dot operator / hash vlaue

Beyond what Anonymonk stated above, this appears to be an XY Problem. Please state what you're trying to achieve here.

ie. in the second example, you're implanting a reference to the function instead of having it evaluate and placing its value. Why?

Comment on Re: subroutine / dot operator / hash vlaue

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Re^2: subroutine / dot operator / hash vlaue [coderef vs. scalarref] by kcott (Archbishop) on Dec 10, 2015 at 08:25 UTC
"... a reference to the function ..." Sorry for being horribly blunt stevieb, but that's just wrong! Reference to the return value of this function (i.e. a scalarref): `$ perl -wE 'sub f { 42 } say \&f()' SCALAR(0x7f8070805480)` [download] Reference to a function (i.e. a coderef): `$ perl -wE 'sub f { 42 } say \&f' CODE(0x7ff5d90314f0)` [download] Another offering at the altar of "whomsoever personifies Confusion" :-) [reference taken from my reply to OP] — Ken	[reply] [d/l] [select]

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"... a reference to the function ..."

Sorry for being horribly blunt stevieb, but that's just wrong!

Reference to the return value of this function (i.e. a scalarref):

$ perl -wE 'sub f { 42 } say \&f()'
SCALAR(0x7f8070805480)
[download]

Reference to a function (i.e. a coderef):

$ perl -wE 'sub f { 42 } say \&f'
CODE(0x7ff5d90314f0)
[download]

Another offering at the altar of "whomsoever personifies Confusion" :-) [reference taken from my reply to OP]

— Ken