do while loop in java | do while loop in java example program
A do-while loop in Java is a control flow statement that executes a block of code at least once, and then repeatedly executes the block, or not, depending on a given Boolean condition at the end of the block. The syntax of a do-while loop in Java is as follows:
The do keyword is used to start the loop, the while keyword is used to specify the condition that controls the loop, and the ; symbol is used to terminate the statement. The block of code inside the loop will be executed at least once, even if the condition is false. The condition is then checked, and if it is true, the block of code will be executed again. This process will continue until the condition is false.
Here is an example of a do-while loop in Java:
This loop will print the numbers from 1 to 10. The block of code inside the loop will be executed at least once, because the condition i less than equal to 10 is true when i is 1. The condition will then be checked again, and if it is still true, the block of code will be executed again. This process will continue until the condition is false, which is when i is greater than 10.
Do-while loops are often used when the number of iterations is not known in advance. For example, you could use a do-while loop to print all the lines in a file, even if you don't know how many lines there are.
Here are some of the advantages of using do-while loops:
They guarantee that the block of code will be executed at least once.
They are easy to read and understand.
They can be used to implement infinite loops.
Here are some of the disadvantages of using do-while loops:
They can be inefficient if the condition is false most of the time.
They can be difficult to debug if the condition is complex.
Overall, do-while loops are a versatile and useful tool for controlling the flow of execution in Java programs.
source code link :- https://drive.google.com/file/d/1Zk7R...
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