What is the difference between a while statement and a do statement?

Question

Hello
What is the difference between a while statement and a do statement?
please reply me. i am waiting for your reply.
Thanx

Answer 1

A while statement checks at the beginning of a loop to see whether the next loop iteration should occur. A do statement checks at the end of a loop to see whether the next iteration of a loop should occur. The do statement will always execute the body of a loop at least once.