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 onehow 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 5Arrays 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]);
}
}
}how to create an array in Java
//data_type[] variable_name = { "stuff", "stuff", stuff" }
String[] cars = {"car1", "car2", "car3"}
or
// data_type[] variable_name = new data_type[size]
int[] myNumbers = new int[3]array declaration injava
// both are valid declarations
int intArray[];
or int[] intArray;
byte byteArray[];
short shortsArray[];
boolean booleanArray[];
long longArray[];
float floatArray[];
double doubleArray[];
char charArray[];
// an array of references to objects of
// the class MyClass (a class created by
// user)
MyClass myClassArray[];
Object[] ao, // array of Object
Collection[] ca; // array of Collection
// of unknown typeCopyright © 2021 Codeinu
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