Java-Get Array Values Using Loop

Get Array Value Using For Loop Processing an entire array in a single operation is not possible. Each element of the array must be dealt separately. For this purpose loops are used. Though various loops are available in Java the most popular loop for array manipulation is the For-loop. We shall use a for loop for … Read more…

Java-Array Length

Array Length In Java, all arrays store the allocated size in a variable named length. We can obtain the length of the array mark using mark.length. This information will be useful in the manipulation of arrays when their sizes are not known. Program Program Source public class Javaapp { public static void main(String[] args) { int[] … Read more…

Java-Array Declaration and Initialization

Array Declaration and Initialization Methods Arrays can be assigned initial values in the declaration statement itself. An ‘array initializer’ is a list of comma-separated expressions surrounded by curly braces. The commas separate the values of the array elements. The array will automatically be created large enough to hold the number of elements you specify in … Read more…

Java-Array

Array So far we have used only the primitive data types, namely char, int, float and double. Although these types are very useful, they are constrained by the fact that a variable of these types can store only one value at any given time. Therefore, they can be used only to handle limited amounts of data. In many applications, however, we … Read more…

Java-Implementing Java Program

Implementing Java Program Implementation of a Java application program involves a series of steps. They include : Creating the program Compiling the program Running the program Creating the program We can create a program using any text editor. Assume that we have entered the following program : class Javaapp { public static void main(String[] args) … Read more…

Java-Installing and Configuring Java

Installing and Configuring Java The first step in the installation of Java is to download the Java Development Kit(JDK) from the java.sun.com website. We must choose the right version of Java at the time of download keeping in mind the existing platform. Once the set up file is downloaded, we may proceed to install Java. … Read more…