readers_and_buffers.go

package main

import "fmt"
import "bytes"
import "io"

var msg = []byte("Hello World this is James")

func main() {
	cipherText := bytes.NewBuffer(make([]byte, 0, len(msg)+16))
	cipherText.Write([]byte("Hey"))
	fmt.Println(cipherText.Bytes())
	
	msgReader := bytes.NewReader(msg)
	m_1 := make([]byte, 4)
	m_2 := make([]byte, 4)
	
	io.ReadFull(msgReader, m_1)
	io.ReadFull(msgReader, m_2)
	fmt.Println(string(m_1))
	fmt.Println(string(m_2))
	
	// Looping through bufio.Reader
//	r := bufio.NewReader(file)
//	for line, _, err := r.ReadLine(); err != io.EOF {
//	    // ...
//	}
}