Golang golang-interfaces (snippet)

Go programming example 'golang-interfaces'

golang-interfaces

Golang beginners example: golang-interfaces

package main

import "fmt"

func FuncWithInterface(emptyinterface interface{}) {
    switch t := emptyinterface.(type) {
    case string:
        fmt.Print("type: string\t")
    case int:
        fmt.Print("type: int\t")
    case bool:
        fmt.Print("type: bool\t")
    default:
        fmt.Printf("type: %v\t", t)
    }

    fmt.Printf("data: %#v\n", emptyinterface)
}

func main() {
    var emptyinterface = [3]interface{}{}

    emptyinterface[0] = 23
    emptyinterface[1] = "foobar"
    emptyinterface[2] = false

    fmt.Printf("data: %v\n", emptyinterface)

    for _, v := range emptyinterface {
        FuncWithInterface(v)
    }

}

Useful links

• Learn Go: https://golangr.com
• Download Go: https://golang.org