module Unit: sig .. end
Unit values.
type t = unit =
| |
() |
The unit type.
The constructor ()
is included here so that it has a path,
but it is not intended to be used in user-defined data types.
let equal: (t, t) => bool;
equal u1 u2
is true
.
let compare: (t, t) => int;
compare u1 u2
is 0
.
let to_string: t => string;
to_string b
is "()"
.