GO语言IOTA理解

package main

import "fmt"

func main() {
  /*
    iota自增赋值
    在const组声明中   iota可以使声明的数据进行自增
  */
  const (
    A = iota
    B = iota
    C = iota
    D = iota
  )
  fmt.Println(A)
  fmt.Println(B)
  fmt.Println(C)
  fmt.Println(D)

  const (
    e = iota
    f
    g
  )
  fmt.Println(e)
  fmt.Println(f)
  fmt.Println(g)

  const (
    SPRING = iota
    SUMMER
    AUTUMN
    WINTER
  )
  fmt.Println(SPRING,SUMMER,AUTUMN,WINTER)

  const (
    h = 666
    i = iota
    j
    k
  )
  fmt.Println(h)
  fmt.Println(i)
  fmt.Println(j)
  fmt.Println(k)
}