Category: Java Tutorial

Java switch Statement

🔄 Java switch Statement The switch statement is used to select one of many code blocks to execute based on a variable’s value.It is an alternative to long chains of if…else if. ✅ Syntax...

Java Tutorial

Java If…Else Examples

✅ Java If…Else Examples if, else if, and else statements allow your Java program to make decisions based on conditions. 1️⃣ Basic if Statement Runs a block of code only if the condition is...

Java Tutorial

Java Logical Operators in Conditions

Java Logical Operators in Conditions Logical operators in Java are used to combine multiple conditions (boolean expressions). They help in making decisions during program execution. ✔ List of Logical Operators Operator Name Description Example...

Java Tutorial

Java If … Else

Java If … Else if and else statements are used in Java to make decisions based on conditions. They allow the program to execute different blocks of code depending on whether a condition is...

Java Tutorial

Java Booleans

Java Booleans A boolean in Java is a data type that can store only two values: true false Booleans are commonly used in conditions, decision making, and logical expressions. Declaring Boolean Variables

boolean isJavaEasy = true;
boolean isRaining = false;

System.out.println(isJavaEasy);
System.out.println(isRaining);

boolean isJavaEasy = true;

boolean isRaining = false;

System.out.println(isJavaEasy);

System.out.println(isRaining);

...

Java Tutorial

Java Math

Java Math Java provides a built-in class called Math in the java.lang package which contains methods for performing mathematical operations like rounding, finding max/min values, square root, powers, random numbers, etc. You can use...

Java Tutorial

Java String Methods (Advanced)

Java String Methods (Advanced) Java provides many built-in methods to work with strings. These methods allow searching, modifying, comparing, trimming, splitting, and formatting string values. Below are the most commonly used advanced string methods...

Java Tutorial

Java Strings

Java Strings A String in Java is a sequence of characters, used for storing text.Strings in Java are objects, not primitive data types. Example:

String name = "John";

1	String name = "John";

✅ Creating Strings There are two common ways to...

Java Tutorial

Java Operator Precedence

Java Operator Precedence Highest to Lowest Precedence Table Precedence Level Operators Type Associativity 1️⃣ Highest (), [], . Parentheses, array access, object access Left → Right 2️⃣ ++, — Unary (postfix) Left → Right...

Java Tutorial

Java Operators

Java Operators Operators in Java are special symbols used to perform operations on variables and values. Java provides several types of operators: 1. Arithmetic Operators Used to perform mathematical operations. Operator Name Example Result...