List get(index Java)

Example: ArrayList indexOf[Object o] method in java

import java.util.ArrayList; public class ArrayListIndexOfMethodExample { public static void main[String[] args] { ArrayList al = new ArrayList[5]; al.add[8]; al.add[6]; al.add[5]; al.add[7]; al.add[9]; System.out.print["ArrayList values are: "]; for[Integer num : al] { System.out.print[num]; System.out.print[" "]; } // indexOf[] method to find index of 5 int position = al.indexOf[5]; System.out.println["\nElement 5 is at index: " + position]; } }

Video liên quan