Wednesday, 19 August 2015

What is difference between Array and ArrayList in

Array :

  •  Char[] vowel = new char[];
  • Array is in the System Namespace.
  • The capacity of an array is fixed.
  • Array is a collection of similar items.
  • An Array can have multiple dimensions.
ArrayList : 

  •  ArrayList alist = new ArrayList();
  • ArrayList is in the system.Collections namepace.
  • ArrayList can increase and decrease size dynamically.
  • Arraylist is a collection of dis-similar items.
  • ArrayList always has exactly one dimentions.

No comments:

Post a Comment