Often in PHP you want the same block of code to run over and over again and instead of adding several almost equal lines, you can use loops to perform this task much easier.
Cricket is a bat-and-ball game played between two teams. One team bats, attempting to score runs, while the other bowls and fields the ball, attempting to restrict the scoring and dismiss the batsmen.
There are about 7 billion people living on our planet. If we would all stand next to one another on our own square meter, how large would that area have to be? Is North America big enough?