grep $_ == 3 .. $_ == 7, 1..10 # ==> (3, 4, 5, 6, 7) #### map $_ == 3 .. $_ == 7, 1..10 # ==> (0, 0, 0, 0, 0, 0, 1, 0, 0, 0) #### map scalar($_ == 3 .. $_ == 7), 1..10 # ==> (,,1,2,3,4,5E0,,,) #### map $_ == 3 .. $_ == 7, 1 # ==> (0) map $_ == 3 .. $_ == 7, 2 # ==> (0) map $_ == 3 .. $_ == 7, 3 # ==> () map $_ == 3 .. $_ == 7, 4 # ==> (0) map $_ == 3 .. $_ == 7, 5 # ==> (0) map $_ == 3 .. $_ == 7, 6 # ==> (0) map $_ == 3 .. $_ == 7, 7 # ==> (0, 1) map $_ == 3 .. $_ == 7, 8 # ==> (0) map $_ == 3 .. $_ == 7, 9 # ==> (0) map $_ == 3 .. $_ == 7, 10 # ==> (0) #### 1 == 3 .. 1 == 7 #### "" .. "" #### 0 .. 0 #### map $_ == 3 .. $_ == 7, 3 #### map $_ == 3 .. $_ == 7, 7