Read ArrayList Using Iterator In Java
Chapter:
Data Structures
Last Updated:
11-08-2017 09:19:09 UTC
Program:
/* ............... START ............... */
import java.util.ArrayList;
import java.util.Iterator;
public class JavaArrayListIterator {
public static void main(String a[]) {
ArrayList<String> arrl = new ArrayList<String>();
// adding elements to the end
arrl.add("Java");
arrl.add("Scan");
arrl.add("Collection");
Iterator<String> itr = arrl.iterator();
while (itr.hasNext()) {
System.out.println(itr.next());
}
}
}
/* ............... END ............... */
Output
Notes:
-
itr.hasNext() checks whether new entry exists in arraylist.
- Obtain an iterator to the start of the collection by calling the collection's iterator( ) method.
- Within the loop, obtain each element by calling next( ).
Tags
Read ArrayList Using Iterator, Java