func main() { conn, err := net.Dial("tcp", "127.0.0.1:8080") if err != nil { fmt.Println("err是", err) return } defer conn.Close() conn.Write([]byte("hello")) }
func main() { conn, err := net.Dial("tcp", "127.0.0.1:8080") if err != nil { fmt.Println("err是", err) return } defer conn.Close() conn.Write([]byte("hello")) }