In the next chapter, you will learn about the do while loop, which always runs the code at least once before checking the condition. ... If you want to use W3Schools services as an educational institution, team or enterprise, send us an e-mail: sales@w3schools.com · If you want to report an error, or if you want to make a suggestion, send us an e-mail: help@w3schools.com · HTML Tutorial CSS Tutorial JavaScript Tutorial How To Tutorial SQL Tutorial Python Tutorial W3.CSS Tutorial Bootstrap Tutorial PHP Tutorial Java Tutorial C++ Tutorial jQuery Tutorial

Do not forget to increase the variable used in the condition (i++), otherwise the loop will never end! In the while loop chapter, we saw that if the condition is false at the beginning, the loop never runs at all.

In this tutorial, we will learn how to use while and do while loop in Java with the help of examples.

October 7, 2024 - Write a do-while loop that asks the user to enter two numbers. The numbers should be added and the sum displayed. The loop should ask the user whether he or she wishes to perform the operation again. If so, the loop should repeat; otherwise it should terminate.

56. Write Java program to Implement infinite loop using do-while loop View Solution

zer0x0 Instead of using if else inside do while loop you can use switch because it will break the loop when condition will satisfy. int number = 0; do { number = scanner.nextInt(); switch (number) { case 1: //Statement break; case 2: //Statement ...

September 6, 2025 - do-while loop in Java is the third type of looping statement in Java. In the Previous Java Tutorial, you have already learnt about for loop in Java and while loop in Java. In this tutorial, you will learn about What is do while loop in Java?, its syntax, example and much more.

September 28, 2023 - It is possible that a while loop will not run if the first iteration does not satisfy the condition of the loop. Below are some examples where a while loop can be applied. ... Write a program that will take in a start number and an end number ...

import java.util.Scanner; public class Program { public static void main(String[] args) { Scanner read = new Scanner(System.in); int password; do{ password = read.nextInt(); System.out.println("Write password"); }while(password != 8819); } }

The do-while loop is an exit control loop where the condition is checked after executing the loop's body. ... Notice that the Boolean expression appears at the end of the loop, so the statements in the loop execute once before the Boolean is tested.

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June 19, 2021 - ... int datacount = 1; while(datacount ... } ... Give the output and show the dry run. public static void abc() { int x=1, i=2; do { x*=i; }while(++i<=5); System.out.println(x); }...

September 10, 2025 - Explore the do-while loop in Java, including its structure, execution flow, practical applications, handling multiple conditions, and differences from while loops.

However, not all loops are controlled ... The do loop is similar to the while loop, except that the expression is not evaluated until after the do loop's code is executed....

August 3, 2022 - The expression for the do-while loop must return a boolean value, otherwise, it will throw compile-time error. Here is a simple java do-while loop example to print numbers from 5 to 10.

1 month ago - So you got an idea about the java do while basics , here we share 7 unique examples with outputs do check it out. Example Program – 1 ( Executing without checking condition for the first time ) ... In the above sample example, value of a is 1 by the time the control comes into the do while loop.

February 12, 2026 - Learn do while loop in Java with example programs, execution flowchart for do while loop, difference between while loop and do while loop

Java do while loop, java do while loop examples, nested do while loop in java, difference between java while loop and do while loop with concepts and examples.

April 1, 2025 - This tutorial explains Java Do While loop along with description, syntax, flowchart, and programming examples to help you understand its use.