package convutil import ( "fmt" "strconv" "strings" ) type BinaryConvert struct{} func (BinaryConvert) Encode(str string) (string, bool) { var result strings.Builder total := len(str) for i := 0; i < total; i += 8 { b, _ := strconv.ParseInt(str[i:i+8], 2, 8) result.WriteByte(byte(b)) } return result.String(), true } func (BinaryConvert) Decode(str string) (string, bool) { var binary strings.Builder for _, char := range str { binary.WriteString(fmt.Sprintf("%08b", int(char))) } return binary.String(), true }