do-while loop in C

• The “do-while” loop continues until a given condition satisfies. It is also called post-tested loop. It is used when it is necessary to execute the loop at least once (mostly menu driven programs).
• The syntax of The syntax of do-while loop in c language loop in c language is given below: is given below:

int index = 0;

do

{

block;

} while (condition);