Functions for the Efficient Programmer

Are you tired of writing the same code over and over again? Do you enjoy the thrill of debugging the same logic scattered across multiple places in your code base? If so, this chapter might just change your mind. Welcome to the world of functions in Zig—a realm where you can package repetitive code into reusable, elegant units, making your programs more efficient and your life a tad less chaotic.

In this chapter, we’ll embark on a journey through the intricacies of functions. You’ll learn how to declare and define them, turning messy blocks of code into organized, callable units. We’ll delve into passing parameters and handling return values, so you can make your functions as dynamic or straightforward as you need them to be.

We’ll explore advanced features such as defer, which lets you clean up resources gracefully. Along the way, we’ll discuss how blocks play a role in managing scope and how...