added a small statement (#23119)

* added a small statement

* Fixed formatting
This commit is contained in:
Akshat Tripathi
2018-11-26 15:54:01 +05:30
committed by Manish Giri
parent 3ba002f2b6
commit d8861ab98a

View File

@ -2,8 +2,9 @@
title: do while loop
---
## Do While Loop
This is just like the `while` and `for` loop but the only difference is that the code in its body is executed once before checking the condition.
The `do while loop` is almost the same as the while loop. The `do while loop` has the following form:
The `do while` loop has the following form:
```cpp
do
{
@ -18,7 +19,9 @@ Note: Remember to use a semicolon ';' at the end of the condition.
The do-while loop is used whenever you are sure that a particular process(within the loop) has to be performed at least once. It has many advantages like not initializing the checking variable(eg- char addmore='Y') etc. The semicolon at the end of while is a must.
Do something first and then test if we have to continue. The result is that the do block runs at least once. (Because the expression test comes afterward). Take a look at an example:
Do something first and then test if we have to continue. The result is that the do block runs at least once. (Because the expression test comes afterward) . Take a look at an example:
```cpp
#include <iostream>