How to define an Array : Array Basics « Collections « Java Tutorial

1. Java Tutorial
2. Collections
3. Array Basics

1. An array is a named set of same-type variables.
2. Each variable in the array is called an array element.
3. The first element will have an index of 0.

public class MainClass {

  public static void main(String[] arg) {
    int[] intArray = new int[10];

    for (int i = 0; i < 10; i++) {
      intArray[i] = 100;
    }

    for (int i = 0; i < 10; i++) {
      System.out.println(intArray[i]);
    }

  }

}

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