Do While Loop in Java | In Telugu | Java Do While Loop Tutorial for Beginners |

Published: 10 September 2023
on channel: KnewAcademy

In Java, a do-while loop is a control structure that facilitates repetitive execution of a block of code based on a specified condition. It functions similarly to the "while" loop, but with one crucial difference: it guarantees that the code block is executed at least once, even if the condition is initially false.

Here's how it works:

The program first executes the code block enclosed within the "do" part of the loop, regardless of the condition's current status.

After executing the code block, the program checks the condition specified in the "while" statement. If the condition is true, the loop will continue to execute, repeating the code block. If the condition is false, the loop terminates, and the program proceeds with the next instructions following the loop.

The do-while loop is especially useful when you want to ensure that a particular task is performed before checking whether it needs to be repeated. It's a valuable tool for scenarios where you need to validate user input, process data, or execute a series of actions at least once, with the option to continue based on a condition.

Remember to be cautious with the do-while loop to prevent unintended infinite loops. Ensure that the condition within the "while" statement eventually becomes false to avoid infinite looping.

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