ExcludeUndefined.md

typelab / utils / ExcludeUndefined

type ExcludeUndefined<T> = Exclude<T, undefined>;

Exclude undefined from type T.

Type Parameters

Type Parameter	Description
T	The original type.

Returns

T without `undefined.

Example

type NonUndefinedType = ExcludeUndefined<string | undefined>; // string