Java if Statement Example

Java if Statement Example demonstrates how to use if statement with an example in Java.

Java if Statement

The Java if statement tests the condition. It executes the if block if a condition is true.


//code to be executed  
Here, if statement may be a single statement or a compound statement enclosed in curly braces (that is, a block).
The statements get executed only when the given condition is true. If the condition is false then the statements inside if the statement body is completely ignored.

Java if Statement Example

package net.javaguides.corejava.controlstatements.ifelse;

public class IfStatementExample {
    public static void main(String[] args) {
        int x, y;
        x = 10;
        y = 20;
        if (x < y) {
            System.out.println("x is less than y");
        x = x * 2;
        if (x == y) {
            System.out.println("x now equal to y");
        x = x * 2;
        if (x > y) {
            System.out.println("x now greater than y");
        // this won't display anything
        if (x == y)
            System.out.println("you won't see this");
x is less than y
x now equal to y
x now greater than y


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