What s It All About?

What’s It All About?

This chapter is all about doing things over and over and over again. (This reminds me of the movie Groundhog Day, in which actor Bill Murray’s character had to live the same day over and over again.)

Iteration and looping are some of the most important techniques you can use in working with computer programs. You’ll need to iterate and loop, you’ll want to iterate and loop, and there won’t be much you can do without iterating and looping. This chapter has explained the basics of working with JavaScript’s looping statements: while, do/while and for. Loops will be used many times in later chapters in this book, so you’ll have the opportunity to hone your knowledge and skills.

In the meantime, let’s move on to another very important topic in Chapter 5, “ Understanding Functions.”