simpleapp

simplegoapp

package gotomobile

import "fmt"

func SayHello() {
   fmt.Println("Hello!")
}

func SayHelloWithName(name string) {
   fmt.Println("Hello! " + name)
}

// this returns an error if name is not x
func ThisReturnsAnError(name string) error {
   if name != "x" {
      return fmt.Errorf("name is not x")
   }
   return nil
}

func Returns2Arguments(firstName, LastName string) (string, error) {
   if LastName != "x" {
      return "", fmt.Errorf("eerror")
   }
   return LastName + LastName, nil
}

// This will not work. Second result value must be of type error
//func Returns2Arguments(firstName, LastName string) (string, string) {
// return LastName, firstName
//}