TreeMap in java
import java.util.Map;
import java.util.TreeMap;
public class TreeMapExample
{
public static void main(String[] args)
{
TreeMap<Integer, String> tm = new TreeMap<Integer, String>();
tm.put(1000, "Apple");
tm.put(1002, "Raspberry");
tm.put(1001, "Velvet apple");
tm.put(1003, "Banana");
for(Map.Entry obj : tm.entrySet())
{
System.out.println(obj.getKey() + " " + obj.getValue());
}
}
}treemap
- TreeMap doesn't have null key and keys are sorted
Can contain only unique keys and keys are sorted in ascending order.treemap java
TreeMap<Integer, String> x = new TreeMap<Integer, String>();
tm.put(1, "Hello");treemap in java
TreeSet: Can contain only unique values and it is sorted in ascending order
TreeMap: Can contain only unique keys and keys are sorted in ascending order.Copyright © 2021 Codeinu
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