can-data-types/maybe-string/maybe-string
A type that can be a String, null, or undefined.
Object
An object with the can.new, can.getSchema, can.isMember symbols.
Use
Normally, MaybeString is used as part of can-define or can-query-logic,
but it can be used directly too:
import MaybeString from "can-data-types/maybe-string/maybe-string";
import canReflect from "can-reflect";
canReflect.new(MaybeString, 1) //-> "1"
MaybeString[Symbol.for("can.isMember")]("1") //-> true
MaybeString[Symbol.for("can.isMember")](1) //-> false
MaybeString[Symbol.for("can.isMember")](null) //-> true