#第五届青训营笔记#

变量

package main

import (
	"fmt"
	"math"
)

func main() {
	//var自动推断变量属性
	var a = "initial"
	var b, c int = 1, 2
	var d = true
	var e float64
	f := float32(e)
	g := a + "foo"
	fmt.Println(a, b, c, d, e, f)
	fmt.Println(g)
	const s string = "constant" //const常量
	const h = 3000000
	const i = 3e20 / h
	fmt.Println(s, h, i, math.Sin(h), math.Sin(i))
}