JavaScript “coerces” variables to Boolean when testing to true/false. Additionally, a variety of “falsy” and “truthy” variables exist in this vein. We’ve mentioned 0 and 1, which ...

As an example, count<10 is true as long as the value in the count variable is less than 10. Increment indicates how you want the for loop to count—by ones, twos, fives, tens, and so on.