isIndexed()

True if maybeIndexed is a Collection.Indexed, or any of its subclasses.

isIndexed(maybeIndexed: unknown): boolean

Discussion

const { isIndexed, Map, List, Stack, Set } = require('immutable');
isIndexed([]); // false
isIndexed({}); // false
isIndexed(Map()); // false
isIndexed(List()); // true
isIndexed(Stack()); // true
isIndexed(Set()); // falserun it
This documentation is generated from immutable.d.ts. Pull requests and Issues welcome.

© 2014–present, Lee Byron and other contributors
Licensed under the 3-clause BSD License.
https://immutable-js.com/docs/v4.0.0/isIndexed()/