How can I combine two HashMap objects containing the same types?

by 
map3 = new HashMap<>();

map3.putAll(map1);
map3.putAll(map2);

More Related Contents:

  1. How to print all the values for a key in HashMap in java
  2. what is the method to delete hashmap entry
  3. How to check if an integer is in a set of given ranges? [closed]
  4. Java 8 Streams hashmap
  5. How to get percentile in java
  6. Is the order of values retrieved from a HashMap the insertion order
  7. Java Compare Two Lists
  8. How to preserve insertion order in HashMap? [duplicate]
  9. java.lang.OutOfMemoryError: GC overhead limit exceeded [duplicate]
  10. HashMap Java 8 implementation
  11. Java associative-array
  12. Why there is no ConcurrentHashSet against ConcurrentHashMap
  13. Sorting hashmap based on keys
  14. Performance ConcurrentHashmap vs HashMap
  15. HashMap implementation in Java. How does the bucket index calculation work?
  16. HashMap to return default value for non-found keys?
  17. ArrayList as key in HashMap
  18. Copying a HashMap in Java
  19. Java HashMap nested generics with wildcards
  20. How can I iterate over a map of ?
  21. Memory overhead of Java HashMap compared to ArrayList
  22. Is there a way to get the value of a HashMap randomly in Java?
  23. Java HashMap – deep copy
  24. How to create a HashMap with two keys (Key-Pair, Value)?
  25. Collision resolution in Java HashMap
  26. Thread safe Hash Map?
  27. Comparing two hashmaps for equal values and same key sets?
  28. Hashmap vs Array performance
  29. How do I access nested HashMaps in Java?
  30. Explanation of HashMap#hash(int) method

Leave a Comment