Iterator includes()The includes() method of an Iterator object returns true when an item yielded by the iterator is the same as a given value. It's similar to the includes() method of arrays.iteratorsIteratorslimitedhttps://tc39.es/proposal-iterator-includes/#sec-iterator.prototype.includeshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Iterator/includesjavascript.builtins.Iterator.includeshttps://nowyoucanuse.com/features--iterator-includes.html