JAVA

{} when initialising arraylist java

ArrayList<Type> obj = new ArrayList<Type>(
        Arrays.asList(Object o1, Object o2, Object o3, ....so on));

inline arraylist initialization java

ArrayList<String> list = new ArrayList<String>() {{
    add("A");
    add("B");
    add("C");
}};

{} when initialising arraylist java

import java.util.*;
public class InitializationExample1 {
   public static void main(String args[]) {
	   ArrayList<String> obj = new ArrayList<String>(
		Arrays.asList("Pratap", "Peter", "Harsh"));
	  System.out.println("Elements are:"+obj);
   }
}