if with initializer

---

examples/in-init/if_with_initializer.go

package main

import (
    "fmt"
)

func main() {
    counter := map[string]int{
        "foo": 2,
        "bar": 4,
    }

    name := "foo"
    if count, ok := counter[name]; ok {
        fmt.Printf("%v : %v\n", name, count)
    } else {
        fmt.Printf("%v has no value\n", name)
    }

    name = "zorg"
    if count, ok := counter[name]; ok {
        fmt.Printf("%v : %v\n", name, count)
    } else {
        fmt.Printf("%v has no value\n", name)
    }

}