do while c++

A do-while loop in C++ is a type of loop that executes a block of code repeatedly until a certain condition is no longer true. Here is an explanation of each step involved in using a do-while loop in C++:

Step 1: Initialize the loop control variable (optional) Before entering the do-while loop, you can initialize a variable that will be used as a condition for the loop.

Step 2: Start the do-while loop The do-while loop in C++ starts with the keyword "do" followed by an opening brace "{". This marks the beginning of the loop block.

Step 3: Write the code inside the loop Within the loop block, you write the code that you want to execute repeatedly. This code can be a single statement or a block of multiple statements.

Step 4: Write the condition for the loop After the code inside the loop block, you write the condition for the loop. This condition is checked after each iteration of the loop. If the condition evaluates to true, the loop will continue executing. If the condition evaluates to false, the loop will terminate and control will move to the next line of code after the loop block.

Step 5: Close the do-while loop To close the do-while loop, you write a closing brace "}" after the condition. This marks the end of the loop block.

Step 6: Repeat the loop if the condition is true After the closing brace, the program will check the condition. If the condition is true, the program will return to the start of the loop block and repeat the steps from Step 3 onwards. If the condition is false, the program will exit the loop and continue with the next line of code.

That's it! This is how a do-while loop works in C++. It allows you to repeat a block of code until a certain condition is no longer true.