int a;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("FUNGSI GOTO");
}

void loop() {
  // put your main code here, to run repeatedly:
  menu1:
    a++;
    Serial.println("INI MENU 1");
    delay(100);
    if (a == 5){
    goto menu2;
    }
    delay(500);
  goto menu1;

  menu2:
    a--;
    Serial.println("INI MENU 2..");
    delay(100);
    if(a == 0){
      goto menu3;
    }
    // goto menu3;
    delay(500);
  goto menu2;

  menu3:
    Serial.println("INI MENU 3");
  goto menu3;

  // delay (1000);
}