array index in java code example

Example 1: arrays in java

int[] intArray = new int[20];
String[] cars = {"Volvo", "BMW", "Ford", "Mazda"};

Example 2: arrays in java

int[] arr;			// Declaration dataType can int, float etc.
arr = new int[N];	// Allocation N = 0 to 2,147,483,647.

Example 3: array in java

int intArray[];    //declaring array
intArray = new int[10];  // allocating memory to array
intArray[0] = 10;	// Adding elements to the array
System.out.println(intArray[0]); // Accessing elements of array

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