Write down First Java Program?

Any beginner programmer will first code is "Hello world!"

lest type it in notepad or any text editor,

class main{

public static void main(String args [ ]){

System.out.println("Hello World!");

   }

}

• class main-This line declares a class called main all javacode must be inside the java class

• public static void main(String args [])- this is a main method any java program have one main method inside the main method codes only last execute .

How to type and execute java code in computer?

1.We first need downlod and insatall java to the your computer.

2.Java run to be need enviornment variable that need to be set on our computer.

3.After that we can write java code with a text editor or IDE

Why we need Learn Java?

Java is  a good choice for anyone who wants to learn a Programming language. It is a powerful,versatile and sceure language that is in high demand..With java skills,you will able to find jobs in various industries and create high-quality,scable and secure applications.

අපි ජාවා ඉගෙන ගත්තාම අපිට අනිත් ක්‍රමලේඛන භාෂා පහසුවෙන්ම ඉගෙන ගැනීමට පුලුවන් වෙනවා. ඒවගේම අපි ජොබ් වලට ඇප්ලයි කරන කොට වැදගත් වෙනවා ඒකට ඉහල ඉල්ලුමක ඇති නිසා.

What is Java?

Java is a high-level, class-based, object-oriented programming language that is designed to be simple, portable, and secure. It is a general-purpose language that is used for a wide variety of applications, including web applications, desktop applications, mobile applications, and enterprise applications.