课程: JavaScript: Maps and Sets

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Iterate over values in a set

Iterate over values in a set - JavaScript教程

课程: JavaScript: Maps and Sets

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Iterate over values in a set

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- [Instructor] Before we move into the next two set methods, let's take a quick review on iterators. We've learned about what an iterator is earlier in this course, and we know that it is an object that defines a sequence. We will use the property next to iterate over the iterator that is returned by the set methods, values and entries. In this lesson, we're going to talk about the values method. Just like the values method on map, the values method for set also returns an iterator object with the values in their insertion order. To utilize this method, we will simply apply the method to an existing set. This method does not take any arguments and is best utilized being set to a variable that you can access as needed. If we want to access any of the values of the iterator, that have been returned by the values method, we will apply the next method to that variable and then a value property. Let's take a look at our invites…

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