578 B
578 B
Home > @apextoaster/js-utils > isNone
isNone() function
Typeguard to check if a Maybe
is None
(null or undefined).
Signature:
export declare function isNone<T>(val: Maybe<T>): val is None;
Parameters
Parameter | Type | Description |
---|---|---|
val | Maybe<T> |
Returns:
val is None