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HashMap: Multiple Values under one key
In this tutorial learn how to put multiple values in single Key in HashMap.
Code:
package com.sanity.Methods;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
public class HashMapCode {
public static void main(String[] args) {
HashMap map =new HashMap<String, List<String>>();
List<String> addValue= new ArrayList<>();
addValue.add("First");
addValue.add("Second");
addValue.add("Third");
addValue.add("Fourth");
addValue.add("Fifth");
addValue.add("Sixth");
map.put("Name", addValue);
System.out.println("All the Values under Name Key--------->"+addValue);
}
}
Consider above code for adding multiple values in single key in hashmap
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