isIterator - nodef/extra-iterable GitHub Wiki

Check if value is an iterator.

Alternatives: is, isList, isIterator, isOnce, isMany. Similar: isIterator, iterator, from.

function isIterator(v)
// v: a value

const xiterable = require('extra-iterable');

var x = [1, 2];
xiterable.isIterator(x);
// → false

xiterable.isIterator(x[Symbol.iterator]());
// → true

xiterable.isIterator(x.xiterable.values());
// → true

References

• Symbol.iterator: MDN web docs