golang学习之零值

package main

import "fmt"

func main() {
    type Man struct {
        name int
    }
    type Human interface {
        GetName() string
    }
    var (
        a string
        b int
        c float32
        d bool
        e [3]int
        f Man
        g []int
        h map[string]string
        i *int
        j func() int
        k chan int
        l Human
    )
    fmt.Printf("a=%#v b=%#v c=%#v d=%#v e=%#v f=%#v g=%#v h=%#v i=%#v j=%#v k=%#v l=%#v\n", a, b, c, d, e, f, g, h, i, j, k, l)

}

// a="" b=0 c=0 d=false e=[3]int{0, 0, 0} f=main.Man{name:0} g=[]int(nil) h=map[string]string(nil) i=(*int)(nil) j=(func() int)(nil) k=(chan int)(nil) l=<nil>