Unit type
= Unit type
{title2=$()$}
{wiki}
A <data type> with exactly one value. In <Haskell>, both the <data type> and its sole value are written `()`; it is often the result of a computation whose purpose is an effect.
= Unit type
{title2=$()$}
{wiki}
A <data type> with exactly one value. In <Haskell>, both the <data type> and its sole value are written `()`; it is often the result of a computation whose purpose is an effect.