sourcedemos/unit.xtl

1⍝!/usr/bin/env xetal 2⍝# A niladic function takes Unit, written @; ᵘa̲nswer 42 is a type 3⍝# error. Run it with ./demos/unit.xtl or "xetal run demos/unit.xtl"; it 4⍝# prints 42. 5 6⍝# u:a_nswer @: 42, always; it takes only Unit. 7ᵘa̲nswer ← { @ → 42 } 8ᵘa̲nswer @