treemap pollfirstentry 28 29 method in java

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Helena
02 Sep 2018
1import java.util.TreeMap;
2public class TreeMapPollFirstEntryMethodExample
3{
4   public static void main(String[] args)
5   {
6      TreeMap<Integer, String> tm = new TreeMap<Integer, String>();
7      tm.put(63, "yellow");
8      tm.put(95, "red");
9      tm.put(96, "green");
10      tm.put(21, "violet");
11      tm.put(28, "blue");
12      System.out.println("TreeMap before using pollFirstEntry() method: " + tm);
13      System.out.println("Value is: " + tm.pollFirstEntry());
14      System.out.println("TreeMap after using pollFirstEntry() method: " + tm);
15   }
16}
Mía
04 Nov 2020
1import java.util.TreeMap;
2public class TreeMapPollLastEntryMethodExample
3{
4   public static void main(String[] args)
5   {
6      TreeMap<Integer, String> tm = new TreeMap<Integer, String>();
7      tm.put(63, "yellow");
8      tm.put(95, "red");
9      tm.put(96, "green");
10      tm.put(21, "violet");
11      tm.put(28, "blue");
12      System.out.println("TreeMap before using pollLastEntry() method: " + tm);
13      System.out.println("Value is: " + tm.pollLastEntry());
14      System.out.println("TreeMap after using pollLastEntry() method: " + tm);
15   }
16}