sub func() { return 8 }
print func / 4;         # 2

##</code><code>##

sub foo { return 8 }
print foo + 4;          # 8
print foo(+4);          # 8
print foo() + 4;        # 12

sub bar() { return 8 }
print bar + 4;          # 12
print bar() + 4;        # 12