V remove(Object key)

// Java code to show the implementation of
// remove method in SortedMap interface
 
import java.util.*;
 
public class GfG {
 
    // Driver code
    public static void main(String[] args)
    {
 
        // Initializing a SortedMap
        SortedMap<Integer, String> map
            = new TreeMap<>();
        map.put(1, "One");
        map.put(3, "Three");
        map.put(5, "Five");
        map.put(7, "Seven");
        map.put(9, "Nine");
        System.out.println(map);
 
        map.remove(3);
 
        System.out.println(map);
 
        // If it doesn't exists, returns
        // null and does not affects the map
        map.remove(2);
 
        System.out.println(map);
    }
}

{1=One, 3=Three, 5=Five, 7=Seven, 9=Nine}
{1=One, 5=Five, 7=Seven, 9=Nine}
{1=One, 5=Five, 7=Seven, 9=Nine}

// Java code to show the implementation of
// remove method in SortedMap interface
 
import java.util.*;
 
public class GfG {
 
    // Driver code
    public static void main(String[] args)
    {
 
        // Initializing a SortedMap
        SortedMap<String, String> map
            = new TreeMap<>();
 
        map.put("1", "One");
        map.put("3", "Three");
        map.put("5", "Five");
        map.put("7", "Seven");
        map.put("9", "Nine");
        System.out.println(map);
 
        map.remove("3");
 
        System.out.println(map);
    }
}

{1=One, 3=Three, 5=Five, 7=Seven, 9=Nine}
{1=One, 5=Five, 7=Seven, 9=Nine}