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Write a program in java to prevent duplication from list?
Write a program in java to prevent duplication from list?
import java.util.*; public class List { public static void main(String arg[]) { Scanner in=new Scanner(System.in); ArrayList ls=new ArrayList(); int i=0; while(i<5) { System.out.print("Enter Name - "); String s=in.nextLine(); if(true==ls.contains(s)) …
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Write a program in java to demonstrate List Iterator?
Write a program in java to demonstrate List Iterator?
import java.util.*; public class CollectionList { public static void main(String arg[]) { ArrayList ls=new ArrayList(); ls.add("Vikrant"); ls.add("Sunny"); ls.add("Kanir"); ls.add(1,"Abhinandan"); ls.add("Kundan"); System.out.println("Total Number of elements is "+ls.size()); …
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