13- The Map Interface

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发言者

0:03

章章章章章章次第一章章第一章一章 1: So as I told you in the last video, in Java we have an interface called map. 300s · Speaker 1

So as I told you in the last video, in Java we have an interface called map. This interface is declared in the java .util package and it's part of the collections framework, but it's not part of this hierarchy that you saw earlier. So it's …
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章章章章章章次第一章章第一章一章 2: These are our keys. 80s · Speaker 1

These are our keys. We have a similar method called entry set. Now look at the return type of this method. It returns a set of entry of string and customer. So it returns a set and because sets are iterable, we can iterate over them using a…