linkedhashmap in java
LinkedHashMap is same as HasHMap just additionally maintains the insertion order.
0
0
Main difference between HashMap and LinkedHashMap
I remember is that LinkedHashMap maintains
insertion order of keys,
On the other hand HashMap doesn't maintain
any order or keys or values.
Also LinkedHashMap requires more memory than HashMap
because of the ordering feature.
LinkedHashMap doublly Linked List to
maintain order of elements.
Thank you!
0
0
5
1
LinkedHashMap can have null key, keeps order
Thank you!
1
0
3.33
9
import java.util.LinkedHashSet;
public class LinkedHashsetExample
{
public static void main(String[] args)
{
LinkedHashSet<String> lhs = new LinkedHashSet<String>();
// add elements to LinkedHashSet
lhs.add("Anteater");
lhs.add("Bear");
lhs.add("Cheetah");
lhs.add("Deer");
// will not add new element as Anteater already exists
lhs.add("Anteater");
lhs.add("Elephant");
System.out.println("LinkedHashSet size: " + lhs.size());
System.out.println("Given LinkedHashSet: " + lhs);
System.out.println("Deer removed from LinkedHashSet: " + lhs.remove("Deer"));
System.out.println("Remove Zebra which is not present: " + lhs.remove("Zebra"));
System.out.println("Check if Anteater is present: " + lhs.contains("Anteater"));
System.out.println("New LinkedHashSet: " + lhs);
}
}
Thank you!
9
0
Are there any code examples left?
New code examples in category Java
-
Java 2022-03-27 21:35:04 Sort string array in case insensitive order and case sensitive order java
-
Java 2022-03-27 21:25:10 java -jar -l resources\es.porperties -i ejemplo.txt -o inject.bin
-
Java 2022-03-27 21:20:21 Debug & Fix a 2-Dimensional Array Java Console Application
-
Java 2022-03-27 20:40:19 TreeSet headSet(E toElement) method in java
-
Java 2022-03-27 19:30:06 close keyboard android
-
Java 2022-03-27 19:20:40 java measure execution time
-
Java 2022-03-27 19:10:06 how to add cardview support in android studio
-
Java 2022-03-27 18:55:08 android studio lower case letters on a button