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服务器端: ```go package main import ( "bufio" "fmt" "log" "net" ) func handleConnection(conn net.Conn) { defer conn.Close() data, err := bufio.NewReader(conn).ReadString('n') if err != nil { log.Fatal(err) } fmt.Println(string(data)) fmt.Fprintf(conn, "who?n") data, err = bufio.NewReader(conn).ReadString('n') if err != nil { log.Fatal(err) } fmt.Println(string(data)) } func main() { l, err := net.Listen("tcp", ":2300") if err != nil { log.Fatal(err) } defer l.Close() for { conn, err := l.Accept() if err != nil { log.Fatal(err) } go handleConnection(conn) } } ``` 客户端: ```go package main import ( "bufio" "fmt" "log" "net" ) func main() { conn, err := net.Dial("tcp", ":2300") if err != nil { log.Fatal(err) } defer conn.Close() fmt.Fprintf(conn, "hellon") res, err := bufio.NewReader(conn).ReadString('n') if err != nil { log.Fatal(err) } fmt.Println(string(res)) fmt.Fprintf(conn, "Jimmy!n") } ```
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