整型

int64 -> string

var i1 int64
i1 = 555
str1 := strconv.FormatInt(int1,10)

int -> string

i2 := 1
str2 := strconv.Itoa(i2)

int8 -> string

var int8Value int8
int8Value = 2
strconv.Itoa(int(int8Value))

//整形转换成字节
func IntToBytes(n int) []byte {
  x := int32(n)
  bytesBuffer := bytes.NewBuffer([]byte{})
  binary.Write(bytesBuffer, binary.BigEndian, x)
  return bytesBuffer.Bytes()
}
//字节转换成整形
func BytesToInt(b []byte) int {
  bytesBuffer := bytes.NewBuffer(b)
  
  var x int32
  binary.Read(bytesBuffer, binary.BigEndian, &x)
  
  return int(x)
}