For Each Loop in Java: A Beginner's Guide

 The "for each loop in Java" is a powerful tool for iterating through arrays and collections. In this guide, we will learn how to use the for each loop, including its syntax, examples, and benefits. For Each Loop in Java In Java, the "for each" loop, also known as the enhanced for loop, is a simplified way to iterate over elements in an array or a collection. It is designed to make looping through elements more convenient and readable. Syntax: for (datatype variable : array/collection) { // code to be executed for...

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LinkedList implementation in JAVA

import java.util.Scanner; class Node {   int data;   Node next; } //**********************LinkedList Class**********************// public class LinkedList {  Node head;      public void insert(int d)       {             Node temp=new Node();            temp.data=d;           temp.next=null;  ...

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Enum class in java (Simple program)

Days.java public enum Days { Monday,Tuesday,Wednesday,Thursday,Friday,Saturday,Sunday }; Test.java public class Test { public static void main(String []args) { Days d; Days enumarr[]=Days.values(); for(Days x:enumarr) { System.out.print(x.ordinal());  // it should print the constant value System.out.print(" "+x);   // it should print all the days System.out.print("\n"); } System.out.println("Printing using...

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Three dimensional array in java using ForEachLoop

import java.util.*; public class ForEachLoop { public static void main(String []args) { Scanner s=new Scanner(System.in); System.out.println("Enter number of Pages:"); int p=s.nextInt(); System.out.println("Enter number of rows:"); int r=s.nextInt(); System.out.println("Enter number of colums:"); int c=s.nextInt(); int arr[][][]=new int[p][][]; for(int i=0;i<p;i++)         { arr[i]=new int[r][];  ...

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Predefined Array-Copy method in JAVA

public class ArrayCopy{ public static void main(String []args) { int arr[]=new int[]{1,2,3,4,5,6,7,8,9,10}; for(int i:arr) { System.out.print(i); } int arr1[]=new int[10]; System.arraycopy(arr,5,arr1,0,5); for(int i:arr1) { System.out.println(i); }...

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User Define Class array Simple Java program

import java.util.Scanner; public class ZamaCodes { public static void main(String[] args) { Employee E=new Employee(); Employee Earr[]=new Employee[5];         System.out.println(E.getAge());         for(int k=0;k<5;k++)     {          Earr[k]=new Employee();     }         Earr[0].setAge(10); Earr[1].setAge(20);      ...

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Find x position in Matrix (JAVA)

 Declare, Instantiate, initialize and print a 2Dimensional array of numbers as follows.                                    Given a matrix and a number x, find the position of x in the matrix if it is present in it else print “Not Found”.   import java.util.Scanner; public class ZamaCodes { public static void main(String []args) ...

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Initialize 1-D array of 10 numbers and get minimum and maximum in JAVA

Declare and initialize a one-dimensional array of 10 numbers and get the minimum number of an array using methods. import java.util.Scanner; public class ZamaCodes { public static void main(String []args) { Scanner s=new Scanner(System.in); int arr[]=new int[10]; System.out.println("Enter 10 numbers in an array:"); for(int i=0;i<10;i++) { arr[i]=s.nextInt(); } Zamacodes q=new Zamacodes(); System.out.println("The...

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Declaration of one dimensional array of numbers and characters in JAVA

-Declare and initialize two one dimensional arrays with 1) Numbers  2) Characters 1.1-Print the content of both arrays 1.2-Get the length of both arrays and print  import java.util.Scanner; public class SimpleJavaProgram { public static void main(String []args) { int arr[]; Scanner s=new Scanner(System.in); int x; System.out.println("How many elements you want to store in an array?"); x=s.nextInt(); ...

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Use of Objects in Java (Basic Program)

The below program we created three files named as Client, Student, and Marker. We declare the main method in Client class. The objective of this program is to show you the use of objects in java. For Compilation Javac -d . Client.java  is used. And for execution Java Client is used. Student.java package Student; public class Student { public int age; public String name; public int id; } Marker.java package Marker; public class...

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Three Dimension Array in Java (Simple program)

import java.util.Scanner; public class ThreeDArray { public static void main(String []args) { Scanner s=new Scanner(System.in); System.out.println("Enter number of Pages:"); int p=s.nextInt(); System.out.println("Enter number of rows:"); int r=s.nextInt(); System.out.println("Enter number of colums:"); int c=s.nextInt(); int arr[][][]=new int[p][r][c]; System.out.println("Enter numbers in Three dimentional Array:"); ...

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