int buttonPin = 12;  // the number of the push button pin
int state = false;   // État du bouton


void setup() {
  Serial.begin(9600);
  pinMode(buttonPin, INPUT);  // set push button pin into input mode
}

void loop() {
  // if (digitalRead(buttonPin) == LOW) {  // if the button is not pressed
  //   if (state == false) {
  //     Serial.println("OFF!");
  //     state = !state;
  //   }
  // }
  
  //  if (digitalRead(buttonPin) == HIGH) {  // if the button is pressed
  //   if (state == true) {
  //     Serial.println("ON!");
  //     state = !state;
  //   }
  // }

  delay(1000);
  Serial.print(digitalRead(buttonPin)); 
}