GO 語言 C/S 編程執行個體

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package main           //*********************************server*****************************************import (    "fmt"    "net"    "bufio")func main() {listener , err := net.Listen("tcp",":8000");//listen localhost:8000if err != nil {return;}for{conn,err := listener.Accept();// wait for acceptif err != nil {fmt.Printf("%s\n",err);continue;}go handler(conn);// create a thread }}func handler(conn net.Conn){fmt.Printf("accepted !\n");fmt.Printf("%s\n",conn.LocalAddr().String());buf ,err:= bufio.NewReader(conn).ReadString('\n');fmt.Fprintf(conn,"HTTP 1.1 ok \r\n");for err == nil {fmt.Printf("%s",buf);buf,err = bufio.NewReader(conn).ReadString('\n');}}

//********************************************client**********************************************************************

package mainimport ("fmt""net""bufio")func main(){var err error ;var conn net.Conn;conn , err = net.Dial("tcp","localhost:8000");//connect to localhost:8000if err != nil {fmt.Printf("%s\n",err);return ;}fmt.Printf("connected!\n");fmt.Fprintf(conn,"GET / HTTP 1.1 \r\n\r\n");var in * bufio.Reader;in = bufio.NewReader(conn);str , err := in.ReadString('\n');if err != nil {return ;}fmt.Printf("%s",str);}