golang interface to int

type Person struct {
	firstName string
	lastName  string
}
func printIfPerson(object interface{}) {
	person, ok := object.(Person)
	if ok {
		fmt.Printf("Hello %s!\n", person.firstName)
	}
}

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Awgiedawgie 440215 points

                                    iAreaId := val.(int)
iAreaId, ok := val.(int) // Alt. non panicking version

Thank you! 1

5 (1 Votes)

3.71

A-312 69370 points

                                    var myInt interface{}
myInt = 8

toInt, ok := myInt.(int)
fmt.Println(toInt, ok)  // 8 true

toString, ok := myInt.(string)
fmt.Println(toString, ok)  // &quot;&quot; false

Thank you! 7

3.71 (7 Votes)

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