Answers for "create custom arraylist in java"

7

{} when initialising arraylist java

ArrayList<Type> obj = new ArrayList<Type>(
        Arrays.asList(Object o1, Object o2, Object o3, ....so on));
Posted by: Guest on November-25-2020
0

How to create an ArrayList

import java.util.*;  
class JavaExample{  
   public static void main(String args[]){  
      ArrayList<String> alist=new ArrayList<String>();  
      alist.add("Steve");
      alist.add("Tim");
      alist.add("Lucy");
      alist.add("Pat");
      alist.add("Angela");
      alist.add("Tom");
  
      //displaying elements
      System.out.println(alist);
  
      //Adding "Steve" at the fourth position
      alist.add(3, "Steve");
  
      //displaying elements
      System.out.println(alist);
   }  
}
Posted by: Guest on September-27-2021

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