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

0 vote186 views1 answer
Golang palindrome
Go
2 votes191 views2 answers
Vue js 3.0 installation in ubuntu
Go
0 vote199 views1 answer
I got a really nice cable and a set of keycaps more mthis keyboard, sssssssdasdfasddddxx bbbsdfbsdfbsdfbsdf
Go
0 vote190 views1 answer
Golang Context
Go
0 vote188 views1 answer
Gouraud shading
Go
5 votes204 views2 answers
Csgo mouse wheel jump bind
Go
3 votes187 views3 answers
Golang get current time
Go
0 vote189 views1 answer
Google sword
Go
3 votes196 views2 answers
Go operators
Go
0 vote200 views1 answer
How to manually allocate memory in golang
Go