//To access a value in the HashMap, use the get() method and refer to its key System.out.println(capitalCities.get(/*"Access a value in the HashMap:"+*/"Germany ...

> 原文:[https://www . geesforgeks . org/Java-program-to-sort-a-hashmap-by-key-and-values/](https://www.geeksforgeeks.org/java-program-to-sort-a-hashmap-by-keys-and ...

A frequently asked question in a Java interview is: How to implement a Java HashMap? Java job seekers must fully grok this important concept if they want to ace the interview. The HashMap tutorial ...