Arduino Multi function shield - Switches example

Switches

const byte LED[] = {13,12,11,10};

#define BUTTON1 A1
#define BUTTON2 A2

void setup()
{
  // initialize the digital pin as an output.
  /* Set each pin to outputs */
  pinMode(LED[0], OUTPUT);
  pinMode(LED[1], OUTPUT);
  pinMode(LED[2], OUTPUT);
  pinMode(LED[3], OUTPUT);
}

void loop()
{
  if(!digitalRead(BUTTON1))
    {
      digitalWrite(LED[0], HIGH);
      digitalWrite(LED[1], HIGH);
      digitalWrite(LED[2], HIGH);
      digitalWrite(LED[3], HIGH);
    }

  if(!digitalRead(BUTTON2))
    {
      digitalWrite(LED[0], LOW);
      digitalWrite(LED[1], LOW);
      digitalWrite(LED[2], LOW);
      digitalWrite(LED[3], LOW);
    }
}