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 onehow 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 oneArrays in java
// Accessing array elements using for loop
public class AccessingArrayElements
{
public static void main(String[] args)
{
int[] arrNum = {25, 23, 15, 20, 24};
for(int a = 0; a < arrNum.length; a++)
{
System.out.println(arrNum[a]);
}
}
}array in java
Size is fixed
It supports both primitives and objects
Can be also multi-dimensionalarrays in java
int[] arr; // Declaration dataType can int, float etc.
arr = new int[N]; // Allocation N = 0 to 2,147,483,647.Copyright © 2021 Codeinu
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