Callback function with one parameter

---

examples/callback-function-param/callback_function_param.go

package main

import (
    "fmt"
)

func main() {
    // fmt.Printf("%T\n", hello)  // func()
    run(hello)
    run(world)
}

func hello(fullName string) {
    fmt.Printf("Hello %s\n", fullName)
}

func world(name string) {
    fmt.Printf("World! %s\n", name)
}

func run(f func(text string)) {
    f("Foo Bar")
}