Custom iterators can be created in JavaScript by defining a class with a Symbol.iterator method that returns an object implementing the _______ method.
- iterate()
- execute()
- iterator()
- next()
In JavaScript, custom iterators are created by defining a class with a Symbol.iterator method, and the method that needs to be implemented is 'next.' The Symbol.iterator method should return an object with a 'next' method.
Loading...
Related Quiz
- In a class hierarchy, if a method is overridden, how can you call the method from the parent class?
- What is the significance of the done property in the object returned by the next() method of a generator?
- In what order are tasks executed given JavaScript’s event loop and call stack mechanism?
- If a property is not found on an object, JavaScript looks up the property on the object's prototype, known as the _________ chain.
- Can the spread operator be used to combine two arrays into one in ES6?