What is do while loop in C with example?
There is given the simple program of c language do while loop where we are printing the table of 1.
- #include
- int main(){
- int i=1;
- do{
- printf(“%d \n”,i);
- i++;
- }while(i<=10);
- return 0;
How do you write a do while loop?
The syntax is: do { statements } while (condition); Here’s what it does. First, the statements are executed, then the condition is tested; if it is true , then the entire loop is executed again.
How does do while loop work in C?
Syntax. do { statement(s); } while( condition ); Notice that the conditional expression appears at the end of the loop, so the statement(s) in the loop executes once before the condition is tested. If the condition is true, the flow of control jumps back up to do, and the statement(s) in the loop executes again.
Why do we use while loop in C?
In general, a while loop allows a part of the code to be executed multiple times depending upon a given boolean condition. It can be viewed as a repeating if statement. The while loop is mostly used in the case where the number of iterations is not known in advance.
What is a do-while loop example in real life?
Do-while loops are sometimes useful if you want the code to output some sort of menu to a screen so that the menu is guaranteed to show once. Example: int data; do { cout << “Enter 0 to quit: “; cin >> data; cout << endl << endl; } while (data != 0);
What is the difference between while loop and do-while loop explain with example?
do-while loop: do while loop is similar to while loop with the only difference that it checks for the condition after executing the statements, and therefore is an example of Exit Control Loop.
What is difference between while and do-while loop in C?
1. While the loop is an entry control loop because firstly, the condition is checked, then the loop’s body is executed. The do-while loop is an exit control loop because in this, first of all, the body of the loop is executed then the condition is checked true or false.
Do While loop with IF statements?
For each hour from 1pm to 12pm, print the statement “it is o’clock”. Executes a set of commands if a condition after while is true….Operators.
| Symbol | Example | Meaning of Example |
|---|---|---|
| < | a<6 | true if a is less than 6 |
| <= | a<=6 | true if a is less than or equal to 6 |
| > | a>6 | true if a is greater than 6 |