import ("fmt")
fmt.Println('hello')
var variablename type = value
var a int = 1
var a = 1
#僅用於function內
variablename := value
var a, b, c, d int = 1, 2, 3, 4
var a, b = 1, "Hi"
a, b := 3, "Hi"
var (
w = 4
x string
y int = 1
z string = "good"
)
宣告方法與 variable 類似
const CONSTNAME type = value
const a = 'hi'
多個 const 宣告
const (
w int = 1
x = 2
y = "Hi"
)