use strict; use warnings; sub cx { print !defined(wantarray()) ? 'v' : !wantarray() ? 's' : 'l'; } my ($x, @x); print('v: '); ( cx(), cx(), cx() ) ; print("\n"); print('cv: '); sub { ( cx(), cx(), cx() ) }->(); print("\n\n"); print('s: '); $x = ( cx(), cx(), cx() ) ; print("\n"); print('cs: '); $x = sub { ( cx(), cx(), cx() ) }->(); print("\n\n"); print('l: '); @x = ( cx(), cx(), cx() ) ; print("\n"); print('cl: '); @x = sub { ( cx(), cx(), cx() ) }->(); print("\n");