isEmpty

Checks if set is empty. [:running:] [:vhs:] [:package:] [:moon:] [:ledger:]

Similar: [size], [isEmpty].

set.isEmpty(x);
// x: a set

const set = require('extra-set');

var x = new Set([1, 2, 3]);
set.isEmpty(x);
// false

var x = new Set();
set.isEmpty(x);
// true

references

• Data.List.null: Haskell
• List.isEmpty: elm
• Array.length: MDN web docs
• Array.isEmpty: sugarjs [size]: https://github.com/nodef/extra-set/wiki/size [isEmpty]: https://github.com/nodef/extra-set/wiki/isEmpty [:running:]: https://npm.runkit.com/@extra-set/is-empty [:vhs:]: https://asciinema.org/a/339255 [:package:]: https://www.npmjs.com/package/@extra-set/is-empty [:moon:]: https://www.npmjs.com/package/@extra-set/is-empty.min [:ledger:]: https://unpkg.com/@extra-set/is-empty/