java set array length code example

Example 1: how to declare array java

int intArray[];    //declaring array
intArray = new int[20];  // allocating memory to array
//OR
int[] intArray = new int[20]; // combining both statements in one

Example 2: creating array java

int[] intArray = new int[]{ 1,2,3,4,5,6,7,8,9,10 }

Example 3: java how to initialize an array

int[] arr = new int[10];	//Can hold 10 elements

Example 4: .length array java

/**
* An Example to get the Array Length is Java
*/
public class ArrayLengthJava {
public static void main(String[] args) {
String[] myArray = { "I", "Love", "Music" };
int arrayLength = myArray.length; //array length attribute
System.out.println("The length of the array is: " + arrayLength);
}
}

Example 5: set array length java

int[] num = new int[5];