Odin/code/demo.odin

#import "fmt.odin"

main :: proc() {
	maybe_print :: proc(x: ?int) {
		if v, ok := maybe_value(x); ok {
			fmt.println(v)
		} else {
			fmt.println("nowt")
		}
	}

	maybe_print(123) // 123
	maybe_print(nil) // nowt
}