go語言的初始化順序，包，變量，init

依次見例子代碼：git p1.gogithub package p1 import "fmt" //1.1 var x float32 = 1.2 //1.2 func init() { //1.3 fmt.Printf("p1 package, x:%f\n", x) //1.4 } func Donothing() { fmt.Println("do

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