Mastering Go - Second Edition

About printing output

As with UNIX and C, Go offers a variety of ways for printing your output on the screen. All the printing functions of this section require the use of the fmt Go standard package and are illustrated in the printing.go program, which will be presented in two parts.

The simplest way to print something in Go is by using the fmt.Println() and the fmt.Printf() functions. The fmt.Printf() function has many similarities with the C printf(3) function. You can also use the fmt.Print() function instead of fmt.Println(). The main difference between fmt.Print() and fmt.Println() is that the latter automatically adds a newline character each time you call it.

On the other hand, the biggest difference between fmt.Println() and fmt.Printf() ...