Java has the following conditional statements: Use the if statement to specify a block of Java code to be executed if a condition is true. Note that if is in lowercase letters. Uppercase letters (If or IF) will generate an error. In the example below, we test two values to find out if 20 is greater than 18.

Nov 22, 2024 · It is used to decide whether a certain statement or block of statements will be executed or not i.e. if a certain condition is true then a block of statements is executed otherwise not. Example: Dry-Running Above Example. 1. Program starts. 2. i is initialized to 10. 3. if-condition is checked. 10<15, yields true.

In programming, we use the if..else statement to run a block of code among more than one alternatives. For example, assigning grades (A, B, C) based on the percentage obtained by a student. 1. Java if (if-then) Statement. The syntax of an if-then statement is: // statements . Here, condition is a boolean expression such as age >= 18.

Sep 11, 2022 · If else statement in Java. This is how an if-else statement looks: if(condition) { Statement(s); } else { Statement(s); } The statements inside “if” would execute if the condition is true, and the statements inside “else” would execute if the condition is false. Example of if …

Apr 9, 2019 · A quick guide to if condition statement in java. Examples programs on if statement, if else, multiple if else and nested if conditions in java.

Learn Java conditional statements including if, if-else, and switch with practical examples. Understand how to make decisions in Java programming with clear explanations and use cases.

This example shows how you can use if..else to "open a door" if the user enters the correct code: int doorCode = 1337; if (doorCode == 1337) { System.out.println("Correct code. The door is now open."); } else { System.out.println("Wrong code. The door remains closed.");

Sep 11, 2024 · There are 4 types of conditional statements in Java discussed in this Beginner’s Guide to Java. They are if statements in Java, if else statements in Java, ladder statements or If Else If statements, and Switch statements.

We will cover the different types of conditional statements, including if-else and switch-case constructs, and provide real-world examples to illustrate their application. Understanding conditional statements is fundamental for programming in Java.

Jan 2, 2023 · Java if-else statements help the program execute the blocks of code only if the specified test condition evaluates to either true or false. The if-else statement in Java is the most basic of all the flow control statements.