Remove Duplicate Elements Using LinkedHashSet In Java
Chapter:
Interview Programs
Last Updated:
26-08-2016 14:31:10 UTC
Program:
/* ............... START ............... */
import java.util.ArrayList;
import java.util.LinkedHashSet;
public class JavaDuplicateElementLinkedHashSet {
public static void main(String[] args) {
ArrayList<String> listWithDuplicateElements = new ArrayList<String>();
listWithDuplicateElements.add("JAVA");
listWithDuplicateElements.add("J2EE");
listWithDuplicateElements.add("JSP");
listWithDuplicateElements.add("SERVLETS");
listWithDuplicateElements.add("JAVA");
listWithDuplicateElements.add("STRUTS");
listWithDuplicateElements.add("JSP");
System.out.print("ArrayList With Duplicate Elements :");
System.out.println(listWithDuplicateElements);
LinkedHashSet<String> set = new LinkedHashSet<String>(listWithDuplicateElements);
ArrayList<String> listWithoutDuplicateElements = new ArrayList<String>(set);
System.out.print("ArrayList After Removing Duplicate Elements :");
System.out.println(listWithoutDuplicateElements);
}
}
/* ............... END ............... */
Output
ArrayList With Duplicate Elements :[JAVA, J2EE, JSP, SERVLETS, JAVA, STRUTS, JSP]
ArrayList After Removing Duplicate Elements :[JAVA, J2EE, JSP, SERVLETS, STRUTS]
Tags
Duplicate Elements Removal Using LinkedHashSet, Java, Interview Programs