About java concepts
TreeMap class implements Map interface and its built using tree based data structure Main features of TreeMap TreeMap is similar to any other Map which stores key-value pair Elements in TreeMap will be in sorted order based on keys sorting It contains only unique keys It does not allow NULL key but NULL values are […]
We can iterate Linkedhashmap using enhanced for loop with keyset() method or by using enhanced for loop with EntrySet() method or by using iterator Case 1 : Enhanced for loop with keyset() Example import java.util.*; public class LinkedHashMapEnhancedForLoopExample { public static void main(String args[]) { LinkedHashMap<Integer,String> lhm = new LinkedHashMap<>(); lhm.put(1, “One”); lhm.put(2, […]
