Go 动态类型声明

Go 动态类型声明

package main
import "fmt"
func main() {
   var x float64 = 20.0
   y := 42
   fmt.Println(x)
   fmt.Println(y)
   fmt.Printf("x is of type %T\n", x)
   fmt.Printf("y is of type %T\n", y)
}

本文转自：http://codingdict.com/article/23564