Answers for "make array in java"

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

how to create an array in java

int[] array1 = new int[5]; //int array length 5
String[] array2 = new String[5] //String array length 5
double[] array3 = new double[5] // Double array length 5

array in java

//method 1
int[] age = new int[3];
        age[0] = 1;
        age[1] = 3;
        age[2] = 6;

        for (int i=0; i < 3; i++)
            System.out.println(age[i]);

//method 2
        int[] num = {3,3,5};
        //int num[] = {3,3,5}; also works the same

        System.out.println(num[0]);

how to initialize array in java

int[] arr = new int[5];	 // integer array of size 5 you can also change data type

make an array java

//you can do it like this
int[] arr = {10, 20, 30, 40};
//or this
int arr = new int[4];

array in java

Size is fixed
It supports both primitives and objects
Can be also multi-dimensional