The incorrect assumption here is that sub1 is returning an array.

In perl5, subs can return scalars or lists. Since it's not returning a (scalar) reference to an array, the only option is to store the list into a (possibly anonymous) array and pass a reference into sub2

tjd

In reply to Re^3: on the fly reference to subroutine output by Anonymous Monk
in thread on the fly reference to subroutine output by ISAI student

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