Interface to int golang

Golang convert interface to concrete type

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

Source: goruncode.com

Golang interface to int

var myInt interface{}
myInt = 8

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

toString, ok := myInt.(string)
fmt.Println(toString, ok)  // "" false

Interface to int golang

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

Source: stackoverflow.com

Similar codes

8 votes439 views4 answers
Strings split golang
Go
1 vote426 views1 answer
Golang
Go
0 vote406 views1 answer
How to tell if you got pygAME
Go
1 vote426 views1 answer
GloVe word-embeddings Google colaboratory
Go
25 votes606 views4 answers
Golang convert string to int64
Go
0 vote424 views1 answer
Golang get file sha256
Go
1 vote416 views3 answers
Set cell value google script
Go
10 votes394 views1 answer
How to do google search
Go
1 vote398 views1 answer
Go fmt all files
Go
-1 vote404 views1 answer
Inizialiyze struct di struct golang
Go