How to print variables

Printing

• Print the same outputs

fmt.Printf("Hello %d\n", 23)
fmt.Fprint(os.Stdout, "Hello ", 23, "\n")
fmt.Println("Hello", 23)
fmt.Println(fmt.Sprint("Hello ", 23))

• Mostly
• %d: digit
• %s: string
• %v: all values (powerful)
• %T: the type of the value