golang int 转 字节
import "encoding/binary"
func main(){
num := 1
num = uint32(num)
var bytes [4]byte
binary.BigEndian.PutUint32(bytes[0:4], num)
}
import "encoding/binary"
func main(){
num := 1
num = uint32(num)
var bytes [4]byte
binary.BigEndian.PutUint32(bytes[0:4], num)
}