Java Syntax and Basic Structure
Chapter 3: Java Syntax and Basic Structure 3.1 Structure of a Java Program Every Java program follows a specific structure that ensures it runs correctly. It includes: Class definition main() method (entry point) Statements inside curly braces { } public class MyProgram { public static void main(String[] args) { System.out.println("Java is powerful!"); } } 3.2 Components of a Java Program Class Name Methods Statements & Expressions 3.3 Java Syntax Rules Java is case-sensitive : Main ≠ main File name must match the public class name The main method must be exactly: public static void main(String[] args) 3.4 Java Comments Comments make your code easy to understand: Single-line: // This is a single-line comment Multi-line: /* This is a multi-line comment */ Documentation comment: /** * This class prints Hello World. */ 3.5 Printing Output in Java We use System.out.println() or Syst...