golang zlib 压缩，解压缩
package main
import (
"bytes"
"compress/zlib"
"fmt"
"io"
"os"
)
//进行zlib压缩
func DoZlibCompress(src []byte) []byte {
var in bytes.Buffer
w := zlib.NewWriter(&in)
w.Write(src)
w.Close()
return in.Bytes()
}
//进行zlib解压缩
func DoZlibUnCompress(compressSrc []byte) []byte {
b := bytes.NewReader(compressSrc)
var out bytes.Buffer
r, _ := zlib.NewReader(b)
io.Copy(&out, r)
return out.Bytes()
}
func main() {
buff := []byte{120, 156, 202, 72, 205, 201, 201, 215, 81, 40, 207,
47, 202, 73, 225, 2, 4, 0, 0, 255, 255, 33, 231, 4, 147}
b := bytes.NewReader(buff)
r, err := zlib.NewReader(b)
if err != nil {
panic(err)
}
io.Copy(os.Stdout, r)
r.Close()
zip := DoZlibCompress([]byte("hello, world
"))
fmt.Println(zip)
fmt.Println(string(DoZlibUnCompress(zip)))
}