JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

Publish Your Article Here

Program: How to delete all elements from LinkedHashSet?


Description:

Below example shows how to delete all elements from LinkedHashSet object. By using clear() method, we can delete all elements at once.


Code:
package com.java2novice.linkedhashset;

import java.util.LinkedHashSet;

public class MyLinkedHashSetClear {

	public static void main(String a[]){
		
		LinkedHashSet<String> lhs = new LinkedHashSet<String>();
		//add elements to HashSet
		lhs.add("first");
		lhs.add("second");
		lhs.add("third");
		System.out.println("My LinkedHashSet content:");
		System.out.println(lhs);
		System.out.println("Clearing LinkedHashSet:");
		lhs.clear();
		System.out.println("Content After clear:");
		System.out.println(lhs);
	}
}

Output:
My LinkedHashSet content:
[first, second, third]
Clearing LinkedHashSet:
Content After clear:
[]
<< Previous Program | Next Program >>

List Of All LinkedHashSet Sample Programs:

  1. Basic LinkedHashSet Operations.
  2. How to delete all elements from LinkedHashSet?
  3. How to add another collection to LinkedHashSet?
  4. How to iterate through LinkedHashSet?
  5. How to compare two LinkedHashSet and retain elements which are same on both LinkedHashSet?
  6. How to copy content of LinkedHashSet to an array?
  7. How to delete specific element from LinkedHashSet?
  8. How to search an object from LinkedHashSet?
  9. How to eliminate duplicate user defined objects from LinkedHashSet?
  10. How to find user defined objects from LinkedHashSet?
  11. How to delete user defined objects from LinkedHashSet?
Knowledge Centre
What is servlet context?
The servlet context is an interface which helps to communicate with other servlets. It contains information about the Web application and container. It is kind of application environment. Using the context, a servlet can obtain URL references to resources, and store attributes that other servlets in the context can use.
Famous Quotations
Success consists of going from failure to failure without loss of enthusiasm.
-- Winston Churchill

About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

Most Visited Pages

Other Interesting Sites

Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
Privacy Policy | Copyright © 2022 by Nataraja Gootooru. All Rights Reserved.