introduction to Array

An array is a collection of variables of the same type that are referenced by a common name.

Important Point

  An Array is an Indexed Collection of a fixed number of homogenous data element having the same name.

  The main advantage of an array is we can represent multiple values under the same name. So that readability of the code is proved.

  The first element of the array is stored at 0 index.


Types of Array in java

There are two types of array.

  Single Dimensional Array : comprised of finite homogeneous elements.

  Multidimensional Array : comprised of elements , each of which is itself an array. A 2-D array is the simplest of multidimensional arrays.