# mers See [mers/README.md] --- ``` "Hello, World!".println ``` > `Hello, Variable!` --- ``` my_var := "Hello, Variable!" my_var.println ``` > `Hello, Variable!` --- ``` (1, 2, 3, 4).sum.println ``` > `10` --- ``` (1, "2", 3, 4).sum.println ``` --- ``` (1, 2, 3, 4).as_list.debug ``` > `List :: [1, 2, 3, 4]` --- ``` (1.0, 2.0).as_list.debug ``` > `List :: [1, 2]` --- ``` (1, 2, 3.5).as_list.debug ``` > `List :: [1, 2, 3.5]` --- ``` int_list := (1, 2, 3).as_list float_list := (4.5, 6.0).as_list int_list.chain(float_list).as_list.debug ``` > `List :: [1, 2, 3, 4.5, 6]`