golang bit operators

main.go

package main

import (
	"encoding/binary"
	"fmt"
)

func main() {
	var zer byte = 0b0
	var one byte = 0b1

	fmt.Printf("zer     %b\n", zer)
	fmt.Printf("one     %b\n", one)

	fmt.Printf("\n")

	fmt.Printf("one & one     %b\n", one&one)
	fmt.Printf("one & zer     %b\n", one&zer)
	fmt.Printf("zer & one     %b\n", zer&one)
	fmt.Printf("zer & zer     %b\n", zer&zer)

	fmt.Printf("\n")

	fmt.Printf("one | one     %b\n", one|one)
	fmt.Printf("one | zer     %b\n", one|zer)
	fmt.Printf("zer | one     %b\n", zer|one)
	fmt.Printf("zer | zer     %b\n", zer|zer)

	fmt.Printf("\n")

	fmt.Printf("one ^ one     %b\n", one^one)
	fmt.Printf("one ^ zer     %b\n", one^zer)
	fmt.Printf("zer ^ one     %b\n", zer^one)
	fmt.Printf("zer ^ zer     %b\n", zer^zer)

	fmt.Printf("\n")

	fmt.Printf("size zer      %d\n", binary.Size(zer))
	fmt.Printf("size one      %d\n", binary.Size(one))
}

$ go run main.go
zer     0
one     1

one & one     1
one & zer     0
zer & one     0
zer & zer     0

one | one     1
one | zer     1
zer | one     1
zer | zer     0

one ^ one     0
one ^ zer     1
zer ^ one     1
zer ^ zer     0

size zer      1
size one      1