In this video we shall see what are different types of looping statement which are defined in PHP. Loop is supposed to be present in a program if a certain number of statement are to be executed repetitively again and again till a certain condition occurs .Such a part of a program is called as Loop.PHP supports following four loop types. for − loops through a block of code a specified number of times. while − loops through a block of code if and as long as a specified condition is true. do...while − loops through a block of code once, and then repeats the loop as long as a special condition is true.