Hi dear I have a problem, please solve it,please give me solution within 1-2 days.I am a Student,MCA. ie I want to pass a list to a method and within method definition i removed the duplicate elements and when i returned the list to the calling method.when i compiled the code ,an errors occurs that is: removeDuplicateFromArraListByMethod.java:21:<identifier> expected public String showNonDuplicateElements(list1) ---------------Below is my code, I tried--------------------- import java.util.*; public class removeDuplicateFromArraListByMethod { public static void main(String args[]) throws Exception { nonDuplicateFound ob=new nonDuplicateFound(); ArrayList<String>list=new ArrayList<String>(); list.add("A"); list.add("A"); list.add("A"); list.add("B"); list.add("B"); list.add("C"); ArrayList list3= ob.showNonDuplicateElements(list); for(Object item:List3) System.out.println(item); } } class nonDuplicateFound { public String showNonDuplicateElements(list1) { HashSet set=new HashSet(list1); ArrayList newList=new ArrayList(set); Collections.sort(newList); return newList; } } kindly solve my problem and send to <[email protected]> Thanks & Regards Manoj
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