![]() ![]() I am still new to object instantiation, and wonder what to do to initialize a HashMap of HashMaps. You can add multiple key-value pairs to the HashMap by calling the put () method multiple times. What is HashMap Java HashMap is similar to HashTable, but it is unsynchronized. Second, no, there are no collection literals in Java right now, though theyre being considered as a new feature in Project Coin. The put () method allows you to add key-value pairs to the HashMap. First of all, you cant have primitives as generic type parameters in Java, so Map is impossible, itll have to be Map.![]() I am new to java and practicing by creating a simplistic NaiveBayes classifier. One of the simplest ways to initialize a HashMap is to use the put () method. Try it Yourself » To remove all items, use the clear () method: Example capitalCities. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |