symbolProperty6.ts(3,5): error TS2564: Property '[Symbol.unscopables]' has no initializer and is not definitely assigned in the constructor.


==== symbolProperty6.ts (1 errors) ====
    class C {
        [Symbol.iterator] = 0;
        [Symbol.unscopables]: number;
        ~~~~~~~~~~~~~~~~~~~~
!!! error TS2564: Property '[Symbol.unscopables]' has no initializer and is not definitely assigned in the constructor.
        [Symbol.toPrimitive]() { }
        get [Symbol.toStringTag]() {
            return 0;
        }
    }